Description: Blade: Industrial grade micro grain carbide Solid Hardened Steel Bodies with Anti-Kickback Design,Build-up & Heat Resistant Coating Cutter: CNC ground to a 600 grit, mirror-like finish Hook & Shear Angles: High hook & shear angles allow cutters to slice smoothly into stock producing clean, splinter free Coating: Baked on heat resistant coating prevents build-up of sawdust, resin, and pitch Specification: Material: Hardened Alloy Shank Length: approx. 1-3/8 Bore Length: approx. 1/2 Package Includes: 2 Pieces Router Bits