ITEM NAME:2x Half Round Bullnose Router Bits 3/4 1/2 -inch Woodworking Milling Cutter Description: C3 Micro-grain Tungsten Car.High precision, smooth cutting, special impact resistance and good wear resistance. Build-up & Heat Resistant polytef coating. Cutting Edge Length: 1/2" (12.7mm), 3/4" (19.05mm). Color: Yellow, Silver.