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Currently Playing: Make Internal Threading (And More) Tool: HSS Threading, Boring and Grooving Tool

Building a tool that can do internal threading, boring and grooving tool that utilizes interchangeable high speed steel bits. Rose Index by Rosenthal Products: https://rosenthalproducts.com/ Making Slitting Saw: https://youtu.be/_6Rfdg06w1Y Making Boring Bar Adapter: https://youtu.be/W_huaSW5_Vw Deckel Grinder Restoration Series: https://youtu.be/HFDDga56zjY *Some of the tools I use: Brownells Oxpho-Blue Cold Bluing: https://amzn.to/3kJLkbC Tsubosan Japanese Hardness Tester File Set: https://amzn.to/3Zv7tt0 Tsubosan Fine File Set: https://amzn.to/3mkf3bR Chucking Reamer Set: https://amzn.to/3ZeQBqU Mitutoyo 0.200” Diameter Edge Finder: https://amzn.to/3SHpzGa High Speed Steel Round Bit Blanks: https://amzn.to/3Yh5V4M YG-1 10-24 Thread Tap: https://amzn.to/3SH7LLl YG-1 1/4”-20 Thread Tap: https://amzn.to/3YiiH3c YG-1 3/8” 120 Degree Spotting Drill: https://amzn.to/3YhnwcM Cutting Oil, Mobil 766: https://amzn.to/3ZsW8Kg Air Blow Gun, Astro: https://amzn.to/3kJlHb4