10-pcs masterpack of top-quality straight bits features razor-sharp cutting edges, special high-strength steel and the finest micrograin carbide. They can withstand even the heaviest work load and still give you a smooth, precise cut every time. The surfaces of all CMT bits are protected with our unique orange P.T.F.E. industrial coating to help keep the bit from collecting resin, pitch and other residue. CMT orange bits have been rated the #1 overall router bits compared to other brands (Wood Magazine).