Amana Tool AMS-257 8-Pc General Purpose CNC Router Bit Set Packed in Stackable Plastic Case, 1/4 Inch Shank

Advantages of Spektra Coating: nACo coating is a micro-thin ceramic coating which enables the tool's cutting edge to retain crucial sharpness and lubricity. This provides longevity and produces cutting results of the highest quality.; Coatings prevents high heat and oxidation which is detrimental to cutting tool performance; Multi-colored hues, while attractive, will dissipate upon use and yet coating will remain fully effective.; nACo offers approximately 4,500 Vickers for impressive solid SPECIFICATIONS: (d) Shank: 1/4;