Hey everyone, Paul here from Alexandria Knife Sharpening & Laser Engraving. In this video, I walk you through a real customer job from a professional chef including repairing a broken tip and sharpening Japanese knives using a 1x30 belt grinder. 👉 GET THE ALXTHOR PRO2 HERE or the Custom Angle Guides: https://alxthor.com Tools I used in this video: Digital Magnifying glass https://amzn.to/4vZMGih Frog Tape https://amzn.to/3OCJecP Isopropyl Alcohol 99.9% https://amzn.to/4ta66i0 Vacuum Chamber Kit https://amzn.to/4n5yikG A lot of people think you need high-end machines like a Tormek for this kind of work—but that’s not true. With the right technique (and the right angles), you can get incredible results on a 1x30. I’ll also show you one of the simplest and most effective ways to match a knife’s angle—the Sharpie trick...no expensive tools required. I cover: Fixing a broken knife tip while maintaining profile Why half angles and lower angles matter How to match existing bevels accurately Sharpening Japanese knives on a 1x30 My step-by-step sharpening process Final cut testing to ensure a perfect edge If you’re just starting out or want to get more out of your current setup, this one’s for you. ⏱️ Timestamps 00:00 – Intro & Chef Story 00:45 – Why This Job Matters 01:30 – Broken Tip Overview 02:46 – When to Use Half Angles 03:53 – The Sharpie Trick Explained 06:40 – Scratch Test Demo 09:15 – Finding the Right Angle (10° vs 12°) 10:12 – Fixing the Broken Tip 13:11 – Raising a Burr 15:42 – Belt Progression Explained 18:01 – Checking Edge with Microscope 20:13 – Tape & Finishing Touches 21:23 – Stropping Setup 22:23 – Cut Testing (Push Cut + Slice) 23:40 – Final Results 25:34 – Cleaning Sharpie & Knife Care 27:20 – Why the Sharpie Trick Works Everywhere 27:52 – Vacuum Oil Handle Treatment 29:33 – Serving Professional Chefs 30:33 – Outro & Links 🔑 Hashtags #KnifeSharpening #JapaneseKnives #1x30 #SharpeningTips #KnifeRepair #BeltGrinder #SharpieTrick #KnifeEdge #EDC #ChefKnives #BladeSharpening #KnifeLife #WorkshopTips #KnifeRestoration #Sharpening

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