... Material:HSS Hardness: HRC 45-60 Manufacturing Technique:CNC HSS router bit / Woodworking router bits:Router bits choose special and high-quality material. Because ... project,customer need choose the correct Router bits, Our company produce various different router bit such as Straight Bit,Flush ... &Carving Bit, Hinge Boring Bit, Hinge Boring Bit, 1/4"Round Carving Bit, Dragon Ball Bit, Palace Type Bit, ...