Our factory supply: end mill,gear hob,machine tap,hobbing cutter,drill,band saw blade,hss tool bit,bearing,reamer.OEM ... ball nose, twist drill, HSS tool bits, PCD diamond insert, gear hob,....Carbide Fixed-point Drill Bits 1, Suitable for Mould steel, Cast iron ... , Aluminum alloy, Copper, and Alloy steel processing. 2, Mainly for fixing ...