Request Rejected Tenryu, USA, blade, saw blade, Japan, Japanese, carbide blades, woodworking, metalworking, pastic cutting, machining, precision plate cutting, hardening, grinding Tenryu is known around the globe as the premier manufacturer of quality saw blades. Tenryu makes over 3,000 types of carbide blades for woodworking, metalworking, plastic cutting and machining other composite materials.