Amana Tool Diamond Grit Alloy Steel End Mills Coated with Electro Plated Diamonds Option:44112 - 1/4 Dia x 1-3/8 x 1/4 Shank Down-Cut First piece is cut flat

First piece is cut flat (horizontal) and the second is cut perpendicular to the first for a perfect fit

When all four edges are used

It can however withstand RPM’s up to 60

attractive box joints for small boxes

Amana Tool Diamond Grit Alloy Steel End Mills Coated with Electro Plated Diamonds Option:44112 - 1/4 Dia x 1-3/8 x 1/4 Shank Down-Cut First piece is cut flatThese tools offer outstanding finishes in the most abrasive of glass fiber or Carbon Fiber Reinforced Polymer (CFRP) applications. Combining a down cut spiral with ultra abrasion resistant embedded diamonds. Excellent for superb top finishes and outstanding performance. Grit size D501 micron. For use on routers and machining centers with or without CNC systems. Must secure work piece. Excellent for Cutting: Fiberglass Fiberglass PCB Board Carbon Fiber