... .Material:HSS,HSSE 3.Coated:Tin,Ticn,Bright,H,Alsin-A 4.Thread type:M,UNC,BSW with JIS spiral taps ... .2.Material:HSS,HSSE3.Coating:Tin,Ticn,Bright,H,Alsin-A,etc4.Thread type:M,UNC,BSW with JIS5.Samble ... is available.6.Platform:Tapping machine,CNC,Auto lathe,machine center. ...