1.Type:threading tools,hand tap,roll tap 2.Material:HSSE,CPM,CPS 3.Coated:Tin,Ticn,Bright, ... .Type:M,UNC,BSW with JIS Thread tools,hand tap,roll tap Features: 1.Type:roll tap,machine tap2.Material:HSS,HSSE,CPM,CPS3 ... ,Stainless steel.8.Certificate:ISO 9001:2008 Related product: Forming tap If you have any question ,please do not hesitate to ...