Tumbler knife sharpener reddit. A belt grinder also works. Tumbler knife sharpener reddit

 
 A belt grinder also worksTumbler knife sharpener reddit  And probably knives you know have a blade edge at some angle other than 15° or 20°

The Zhaolida blade sharpener is a 2 opened blade sharpener which comes in 6 distinct hues to browse. To ensure a symmetrically sharpened knife, you’ll want to grind the blade equally, keeping the blade angle at 15-degrees always. ago. Join. For cheapy knives and a disinterest in learning to use whetstones, sure, go for electric. $154. In this section, we’ll explore the factors that should guide your selection process. You might have seen him on youtube/tiktok and he has launched a line of his own knives. As a home chef, having a sharp knife is essential for preparing delicious meals. With the patent-pending Tumbler Rolling Knife Sharpener™, anyone can get factory-sharp knives in minutes. 2. ago. 1; 8: 2; 5: 1; 2; Free returns. Using the wrong tool or technique can damage the knife. To be honest, automated sharpeners are total shit. The diamond grinding disc and ceramic honing disc guarantee some impressive results. 55. " Becoming a good Chef also takes time to master. Dont get me wrong i love hand sharpening and u get serious blades in no time but the result to this machine it is not compareable. Mueller 4-in-1, 4-Stage Best Knife Sharpener for Hunting, Heavy Duty Diamond Blade Really Works for Ceramic, Steel Knives and Scissors. Once you are good at sharpening on water stones it barely takes minutes, especially if you do it regularly. It definitely looks interesting. 17. Traditional sharpening takes time to master. £1499. Find helpful customer reviews and review ratings for NileHome 4-in-1knife sharpener, 3-Stage knife sharpeners for kitchen knives pocket/tumbler knife sharpener Heavy Duty Diamond Blade Really Works for Ceramic, Steel Knives and Scissor sharpener… at Amazon. I only need 3 knives 10", 6", 3". The rolling sharpener is also dual-sided: The continuous surface is diamond-plated, meant to do the initial sharpening. Grab a log, any log, and start a fire! Add coal to your log. It’s highly intuitive and brings quick results. Mine is 8 inches long. She finally got me a "Chef's Choice EdgeSelect 120" about 4 years ago. If you live in American. Includes three belts (P120, X30 and X4), which also boasts an intelligent timing. 24 fortnightly and receive your order now. . Using 180 grit belt I sharpen our restaurant and Butcher knives once a week. You greatly shorten the lifespan of the blade. The T-8 got a larger diameter wheel and is essentially made for commercial use). Much like the Chef's carport sharpener, this also has 2 openings. Horl: Compact and portable. On the other hand, Tumbler knife sharpeners are faster and capable of sharpening knives in minutes. Crypto【 4-in-1 Function】 The Grihot Kitchen Knife Sharpener has 4 functions to better sharpen become sharper for all your steel knives, including scissors and serrated knives. Meaning you'll learn its limitation very quickly and want an upgraded sharpener. If you have no stones, consider something similar to a Norton combination course-crystalon, fine-India stone. 518K. Auto sharpeners are mid grade stones designed to be middle of the road between keeping a good edge and sharpening everything. Pricing is as follows: the Horl 2 is £139, the Horl 2 Cruise is £99 and the Horl 2 Pro is £299 – but then it does sharpen three times faster than its simpler siblings. Despite its small size, i have used it for swords. In this post, we'll take a closer look at two popular types of sharpeners: the Gorilla Grip Pull Through Sharpener and the Tumbler Rolling. Tumbler Diamond Rolling Knife Sharpener Set. This unglazed ceramic is harder than metal and can be used just like a sharpening stone. Lately when I apply some compound to a strop, no matter the micron size, it comes out as these gross looking clumps. I don’t need the sharpest knife in the world just something I can use quickly and reliably. Maybe we have diffrent pictures of a good blade. No one accomplishes anything in minutes. 00 $ 29. Features three speeds and an internal vacuum system for collection of metallic debris. On the days that I'm sharpening from 10-5 I usually make $250-$400. r/Cooking. The consensus was that it is ok. They don’t work well for very short or very long knives or knives with a lot of curvature along the edge. AED 33. 7M subscribers in the Cooking community. Knife sharpener 1900s; Spitalfields, Charlie Long, b. Step 1: Choosing the Sharpening Stone. List Price: $129. It'll be more clunky to use than a Chef's choice. 14. Although, this being r/buyitforlife and all, maybe an EdgePro Apex is more appropriate. Some sharpeners sharpen the knife. But I wouldn’t waste your money on the tumbler that most likely won’t give you the results you want. 59. Simply place the blade in the sharpening notch and gently pull the knife through a few times, after a few seconds restore your blunt knives (Adjust the angle, push down the knives with a certain. It can be tricky to sharpen a cleaver but not with Tumbler. 66. The planetary gearing inside provides a transmission ratio of 1:3. The magnetic block offers a 15-degree angle on one side, and a 20-degree on the other. personally, i wouldnt go near an electric sharpener. This electric sharpener won us over because it came with clear instructions, was intuitive to. A novice usually takes about 15 minutes. Read honest and unbiased product reviews from our users. MODERATOR OF. 5,790. The Reddit corner for all things woodturning. For those who want sharp knives without the complexity of traditional sharpening methods, the HORL 2 Oak Rolling Knife Sharpener is a great alternative. Tormek is great, although I'm Swedish so they're quite easily available where I'm at (and for cheaper). Professional Knife Sharpener, 4 in 1 Sharpening Stones with Scissor, 6 Step Adjustable Angle Guide Knife Sharpers Tool for Chef's Kitchen Knives and Scissors (Black) 12. Business, Economics, and Finance. Coarse Diamond Stone Attachment: #200. Overall pick : Edge Pro Apex. There's an issue and the page could not be loaded. Check out this review before you spend a lot of money on a knife sharpener! You’ll. Looking for a good knife sharpener, and I’ve been seeing this brand called tumbler. With interchangeable grinding wheels, a 15° grinding angle for filigree and 20° grinding angle for robust sharpness, it offers more possibilities for sharpening knives. veronp • 4 yr. Table of Contents. Any knife can. $129. Best regards,The Tumbler Team. It takes practice and learning though. A rolling marvel that combines innovation and precision to elevate your knife sharpening experience. The bottom of the knife sharpener. Business, Economics, and Finance. Kavik_79 • 7 mo. The work sharp isn't too expensive, there's a ton of cheap but decent bench stones, the Lansky turnbox is cheap, the scary sharp system is cheap to start with if you don't burn through a lot of sandpaper, etc. All you've got to do is flip the mug over and run the knife blade along it, holding it so that the edge maintains an angle of about 15 to 20 degrees. After years of testing dozens of chef’s knives, our longtime favorite is from Victorinox, a Swiss-made knife that is sharpened to 15 degrees on either side of the edge, allowing it to push and slide through food more easily than do more traditional European blades sharpened to at least 20 degrees. There are sharpeners which will give you more flexibility. The bottom of the knife sharpener has non-slip rubber bases that prevent slipping during use. Traditional sharpening takes time to master. r/sharpening • All my knife is really dull, I don’t know how to open the plastic cover. Flimsy and stones seriously need upgrading, but it gets the job done. If it's a pull through sharpener it's not going to do a good job. 120. If you got a Lansky brand “soft Arkansas” and “hard Arkansas” stone (just two stones total, probably 2” wide by 6” or 8” long) that would be all you need. Has anyone else used this combination?About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. HORL 2 VERSUS THE TUMBLER KNIFE SHARPENING SYSTEMS, WHICH ONE IS BETTER? THE HORL 2 AND TUMBER ARE BOTH ROLLING KNIFE SHARPENING SYSTEMS THAT MAKE SHARPENING. Step 5: Don't Forget the Tip. 00. A kitchen knife should be a thinner angle which will cut quicker and cleaner, but can't be abused as quickly. Can you. 5. Some sharpeners sharpen the knife. A belt grinder also works. Tumbler has a nice weight to it, I forgot to mention in the video. Position the knife on a larger cutting board and sharpen, restore and repair your knife in minute. Versions. INSTALL APP. It's good for most pocket knives and medium sized blades, but not as much for larger or more flexible knives like kitchen and filet knives. Guided angle sharpeners in a lot of cases are glorified jigs, a device that you mount the knife in and can. I absolutely love it! I sharpen everything bit the butter knives a couple of times a year. With our special Holiday Gift Set available for a limited time, don't wait to pick up the ultimate gift for the chef in your life. Winter Beak 2020 I made $5,500 profit in 3 weeks. Horl knife sharpeners are precise, providing a regulated sharpening process that may be adapted to specific requirements. The higher angle results in a slightly less sharp edge, but it offers increased. I guess it shows if these are good or crap. Find helpful customer reviews and review ratings for NileHome 4-in-1knife sharpener, 3-Stage knife sharpeners for kitchen knives pocket/tumbler knife sharpener Heavy Duty Diamond Blade Really Works for Ceramic, Steel Knives and Scissor sharpener… at Amazon. This is a good chance to buy things on sale. You remove excessive amounts of steel while leaving the edge prone to chipping (often causes chipping) and with very poor edge retention. $154. 0 out of 5 stars There are better alternatives. This jigging system offers the whetstone experience with foolproof control, allowing you to get. 2 inches) thick, with unlimited length. Thing is, honing doesn't really need to be perfect. 【Flexibility in Sharpening Precision】: Tumbler Rolling Knife Sharpener - Versatile System with Interchangeable Diamond and Ceramic Discs, Four Angles (15°, 18°, 20°, 22°). 00. The pores in the stone will fill up with metal grit and the stones will lose their sharpening efficiency. Challenge is that as soon as there is a curve I struggle to maintain the pressure equally and can’t keep the angle consistently. If you live in American. Best Overall (and Best Electric Knife Sharpener): Presto EverSharp Electric Sharpener. LEARN MORE Limited Edition GIFT Set From the culinary enthusiast to the passionate home, this is the perfect gift for the holiday season. Hey everyone, I've been using Gunny Juice for a couple years now and I could use some help. shopeemy. A slight twist of the wrist in an electric sharpener will cause a japanese high carbon knife to chip as its got a small contact point to distribute force on. Just make sure you don't get the Horl 2 Cruise as it lacks the 15 degree angle and the ability to change discs. S$38. If I understand knife geometry correctly, when sharpening it you need to keep the knife at 15 deg angle (or 20 deg depending on the knife). 00 $158. The related products of tumbler rolling knife sharpener magnet: The coarse grinding stone is suitable for working in all kinds of kitchen knives, planer, scissors, garden tools, woodworking tools. That's kinda my point. I'm always on the look out for new ways to keep my knives sharp (I usually use a whetstone), and found some videos of this Tumbler Knife Sharpener on YouTube. Continue to draw the knife along the whetstone until you can feel a fine burr. In conclusion, sharpening a knife is a process that requires patience and attention to detail. To ensure a symmetrically sharpened knife, you’ll want to grind the blade equally, keeping the blade angle at 15-degrees always. Tumbler Knife Sharpener: Your Kitchen’s New Best Friend. the #3000 and #6000 discs. Flimsy and stones seriously need upgrading, but it gets the job done. Daughter's birthday coming up, I want to buy her a good cheap chef knife and a pull through sharpener and a ceramic honing rod. Belgian Coticule discs. It takes time to sharpen a serrated knife, but no longer than it would take you to properly sharpen a regular knife of the same size. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. Cheapest and most effective. 79. The carbide crudely shapes the edge in a V shape to make it sharp. In Stock. 50 ) is the most expensive and clearly the best at producing a very sharp blade. . All HORL® sharpeners are supplied direct from the manufacturer complete range fast delivery Order online now! Sharpeners Accessories Family & Manufacture FAQ & Tutorials Blog More. Just wanted to share this as pull through sharpeners aren't always evil. Lanky best budget, sharpmaker for the money, ken onion work sharp for large stuff like axes, and KME best overall. However, they may not equal Horl’s precision. You can also use other Promo Codes to place an order on Tumblerware. Shop at Tumblerware and save money with $31 off tumbler rolling knife sharpener. The Tumbler Rolling Knife Sharpener is not just the best gift for Dad or the most thoughtful present for your boyfriend; it's an investment in culinary excellence. Keep everyone safe! To avoid cutting yourself when sharpening, look for a device that has a non-slip. It really works great. I have tried stones - if blades were a perfect square I might be able to sharpen it assuming I can get the initial angle right. Tumbler Rolling Knife Sharpener™ - Knife Sharpening Made Easy - Rolling Knife Sharpening System for. In terms of an out-of-the-box, ready to go product. There are many ways and systems for sharpening knives and woodworking tools. Guided angle sharpeners in a lot of cases are glorified jigs, a device that you mount the knife in and can then apply an accurate angle on a stone to the edge bevel of the blade to create a consistent edge. The knife sharpener effectively removes metal from the knife, indicating that it is capable of sharpening. Best Splurge: Wüsthof Easy Edge Electric Sharpener at Amazon. Chef’sChoice 1520 Professional Electric Knife Sharpener for 20- and 15-Degree Straight-Edge and Serrated Knives, 3 Stage, White Reply [deleted] •Introducing our Knife Sharpener. 1 offer from $89. I do see grinding the tip of the knife being a little problematic as you need to change your angle as you hit the curve of the tip. 339. . 2K Followers. A king 1000/5000 stone. Tumbler is changing the way people sharpener their knives by providing effective and easy to use sharpening solutions in the form of The Tumbler Diamond Rolling Knife. Read honest and unbiased product reviews from our users. 1; 8: 3; 8: 5; 6; Free returns. The ceramics are great for regularly touching up the edge, while the lansky is useful for fixing chips and severely dulled edges. Longzon’s four-stage knife sharpener has coarse, medium, and fine options for knives, as well as a dedicated sharpener for scissors. Step 3: Finding the Best Sharpening Angle. Once you get the hang of it it’s pretty quick and will give you better results and help your knives last longer. I personally have a gatco system which is very similar to this and i love it to death. The magnetic block offers a 15-degree angle on one side, and a 20-degree on the other. 320. . #horl1993 #horlsharpener #sharpknives HORL® Sharpener: like to get my knife at least sharp enough to shave arm hair, which the pocket sharpener doesn't even get close to. Tumbler Knife Sharpener VS Smiths Portable Sharpener Tims Product Picks. Add. . If you’re looking for a sharpener on a budget, this little countertop sharpener packs a big punch. $44. Scott Reno. If you don't want to use a whetstone have them professionally sharpened. Retailers. Grind the knife away from your body. Jump to Review. The Chef’sChoice Trizor XV is reliable, fast, and easy to use, and it puts a razor edge on almost any kind of knife. Sharp knives, every day. 1. 90. This style of pull through sharpener will destroy a blade pretty quickly if you use it too often. The tumbler diamond rolling knife sharpener is made of ceramic, which is resistant to high temperature and corrosion. Publication Publication Date Title. The smartest sharpening. Tumbler Knife Sharpener | A DULL EXPERIENCE AND OBSOLETE? *UPDATE JULY 16,, 2023 While this knife sharpener does work, it has now been made. 2. Reddit . #8. The HORL2 Pro knife sharpener combines a diamond grinding disc and a ceramic honing disc to ensure impressive results. Sharpen in style with Tumbler. Choosing the Right Tumbler Knife Sharpener Consider Your Knives. September 19, 2023 by Kristina Veskovska. **Reminder:** Please use the search function before making a. This is a copy of the Horl sharpener. SHOP NOW. Some use different stones, brass, diamond, etc. Hold the magnetic holder with one hand and grab the Tumbler Rolling Sharpener on the wooden cylinder with the other hand. Amazon. For the first sharpen, the coarse stone does 90% of the work. Our winner, the Chef’s Choice 15 Trizor ( available at Amazon for $147. Alle HORL Schleifprodukte direkt vom Hersteller. I started with a King 1000/6000 and I am more than pleased. The spiral surface is stainless steel and meant for the final. tumblerware here's my adventure in making a guided sharpener For $100 just get a Chef's choice, KME or Lanskey. Corundum Stone Attachments: #3000 (Fine) and #6000 (Extra Fine) HORL 2 Sharpener / Walnut £159. The diamond grinding disc and ceramic honing disc guarantee some impressive results. 99 $ 154 . Best for Pocket Knives: Work Sharp Guided Field Sharpener. Honestly, if you have the patience, the 5000/12000 grit stone will get it slightly sharper, but it is a lot harder and slower. This jigging system offers the whetstone experience with foolproof control, allowing you to get. Repeat for the other side. Value pick : Spyderco Sharpmaker. Jump to Review. Jump to Review. CryptoLike sharpening a butchers steak knife compared to sharpening a French knife, or a sushi knife compared to a clever. I guess it shows if these are good or crap. #8. Limited time deal. Best for Serrated Knives: Chef'sChoice 320 Diamond Hone Knife Sharpener at Amazon. I've never used an oil stone, but water stones are more common anyway. Don't like Tumbler for any reason? Send it back for a full refund. Coat the entire pivot, lock face, stop pin contact area and washer/bearing contact areas with acrylic nail polish and put it in a Nalgene bottle with a bunch of small-medium round rocks and some wd-40 and. A High-Quality, Lightweight Knife Sharpener. Grind the knife away from your body. Best Splurge: Wüsthof Easy Edge Electric Sharpener at Amazon. The HORL is a better design, but both will only work on knives taller then the block, so no filet knives or pairing or anything skinny. This device is now obsolete in my opinon. 5. Anytime I see an ad I ignore it, but for once this one had me interested. Ive never used anything but stones. Walnut Tumbler Knife Sharpener (#145263808186) r***o (2237) - Feedback left by. Read honest and unbiased product reviews from our users. $170 from Amazon. Sharpen in style with Tumbler. Belgian Coticule discs. Diamond stones can be used dry, but a knife and a dry whetstone will destroy each other. 99 $158. 00. I hold the knife at roughly a 45 degree angle to the stone and slowly run the edge along from tip to bolster. Do not use a pull through sharpener! I have the victorinox pocket sharpener but only use the botton stone. I use The Edge Sharpening Company on Crease Rd, behind Uptown Shopping Centre. Business, Economics, and Finance. But with so many knife sharpeners on the market, it can be difficult to know which one is the best choice for your needs. Sharpening a knife is expensiveSet, Knife Sharpening, Knife Sharpener, Tumbler Rolling Knife Sharpener, Rolling Knives Sharpeners, For Straight Blades And Any Hardness Of Industrial Diamond Steel, Angle Technology With 15 And 20 Degrees, Kitchen Utensils, Angle 15 And 20 Degrees $ 47. This means you make a new grind when you use them. Work Sharp MK2 Professional Electric Knife and Tool Sharpener, Adjustable tool and knife sharpening system. The #240 grit side quickly resets bevels, while the #1000 grit puts on a razor polished edge. Techodom shares links, articles, reviews and buying guides from around the world wide web. I look at it like this: Horl is a short cut to easy and consistent results. The issue with pull throughs is they do not follow the already defined angle that the edge is ground to. r/chefknives and r/sharpening are probably going to go with a big no on that one. The fine-grained diamond grinding wheel sharpens all. *UPDATE JULY 16,, 2023While this knife sharpener does work, it has now been made obsolete by the new HONE diamond rolling knife sharpener released July 2023). Japanese waterstone (like Naniwa's Chosera or Shapton) if you want the best polish. Does it actually work, and do a good job? Sorry if this question been asked a million times. Made of solid beech wood and vegetable tanned cowhide leather, the strop helps you achieve paper thin cuts of meat, vegetables and fish. 5209. The results of my first ever foray into sharpening, sharpie still on the blade! For $50, a couple hours of YouTube and 30 minutes of work, this is literally the best knife I’ve ever cut with. Recognized by Men's Journal as the "Best Holiday Gift for the Home Chef," the Tumbler Rolling Knife Sharpener™ is poised to be the star under your Christmas tree. Hold the magnetic holder with one hand and grab the Tumbler Rolling Sharpener on the wooden cylinder with the other hand. #2. 1 offer from $11. The design keeps. A combination whetstone is your best option. Check the edge: Periodically check the knife's sharpness by gently running your finger along the edge (carefully!). It is a great product, keeps the edge of the knife always constant. As the edge is ground away and moves further back (ie. A whetstone is fast, safe, and easy to use. This type of sharpener uses a rotating barrel that holds the blade and abrasive materials that sharpen the knife by rolling the blade in the barrel. 3. The HORL2 sharpening system combines diamond and ceramic discs to sharpen knives of any hardness,. ⚔️【Restore Dull Blade in Seconds】Amesser Manual knife sharpener uses the diamond grinding wheel to simultaneously grind the edges, resulting in sharp, burr-free edges with a professional 3-stage sharpening system. I trained on a stone like this which is just your basic stone. R/sharpening is a very good resource for keeping knives sharp. Keep yours cutting like new for much, much longer with a Tumbler rolling knife sharpener. Start with the diamond disk. For special blades with high hardness, such as Damascus, it can take up to 10 minutes. The bottom of each grinder adopts a double side design to help make the tumbler sharpener stand upright. 5,790. You can buy finer stones later (or at the same time). Easy to keep in a drawer and touch the up. Free shipping. . By. com. r/sharpening checkout the wiki. $30. It will be interesting to get into this. CryptoNo way. 2 stage pencil sharpeners. It requires no study; you slap you knife on the angle block and go. That means the desired sharpness is achieved three times faster than with our other rolling sharpeners. FREE delivery Tue, 17 Oct on your first eligible order to UK or Ireland. One Family. Next page. It’s a very highly recommended entry level sharpener. Clean the blade: After honing, clean the knife with water or a damp cloth to remove any metal. Crypto5 subscribers in the Techodom community. Flip the knife over and begin sharpening the opposite side. Electric sharpeners take off an excessive amount of material and can introduce enough heat to damage your blade temper. Edit: for reference, I’m not very frugal at all, but I do like sharp knives. Mar 30, 2023. I do however sharpen my drill bits and saw blades, cause I don't need a $50 tool that only does one thing. Wüsthof Easy Edge Electric Sharpener at Amazon. Looking on BladeHQ for a KME system, and they have two kits to buy, either the Precision Knife Sharpening system, or the RPSH (Repair, Profile, Sharpen, Hone) system. I just use a smiths diamond sharpener on all my knives. CryptoSeen both the Work Sharp system and the Smith’s on the top list recommendations for sharpening kitchen and hunting knives on Healthykitchen101 . pocket knife sharpener. Business, Economics, and Finance. The industrial diamonds used are the most durable and efficient abrasives. Traditional sharpening takes time to master. This item: Tumbler Rolling Knife Sharpener™ & Leather Strop Companion - Knife Sharpening Made Easy - Complete Knife Sharpening System for Kitchen Knives - Offers 15 & 20 Degree Sharpening . The knife sharpener effectively removes metal from the knife, indicating that it is capable of sharpening. Best Knife Sharpener Overall: Chef'sChoice Trizor 15XV. Delight the chef in your life year-round with the gift of ultimate precision. Each user clicks on average 3 codes. DE2820220B2 1979-11-22 Exchangeable blade for the rotating hub of a machine for removing tire treads. Amazon's Best-Selling Knife Sharpener Brings Blades 'Back to Life' — and It's 47% Off. I’m taking my burn bowl a step further and carving it into (hopefully) a kitchen-worthy wooden bowl! 426. It does it all. For any questions, feedback, or support, feel free to reach out to us via email:[email protected] different steels,stones and techniques, makes for a very therapeutic and satisfying experience, especially if this is your main hobby. 55 votes, 44 comments. Has anyone tried the tumbler diamond sharpeners? I keep seeing ads for them on social media and they make it look like they work really good, but that's marketing. HORL® 2 Pro. I have bought a Horl 2, in an attempt to maintain it without falling too deep into the rabbit hole of knives & sharpening them. HORL just recently increased their prices, from 139 to 159€. Sharp knives, every day. Refund policy. But you can seriously wreck your knives if you don't use a stone correctly. 8M. We don’t think you should have to be a knifesmith to own sharp knives. The rolling sharpener features a diamond coating electroplated onto a nickel bed. There is a trade-off in that the cheaper solutions have the shortest learning curve, allowing the user to make a mediocre edge with little to no practice. 4'' Kitchen Knife Scissors Cutter Sharpening Grinding Polishing Whetstone Sharpener Tool (10000#white) amazon. 470. 4 offers from $13. probably the most-efficient cheapo sharpener for kitchen blades on the market are those chinese Edge Pro knock-off's like this. Follow up with a few swipes on a leather strop or a newspaper and you can shave with it. 6 Analysis Performed at: 11-23-2020 Link to Fakespot Analysis | Check out the Fakespot Chrome Extension! Fakespot analyzes the reviews authenticity and not the product quality using AI. Not all tumbler knife sharpeners are created equal. 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