1.power tool,hss thread tap,roll form tap 2.Material:HSSE,CPM,CPS 3.Coating:Tin,Ticn,Alsin- ... 4.ISO9001 JIS standard JIS hss thread tap,roll form tap Features:1.Type:power tool,threading tap 2.Material:HSSE,CPM,CPS3.Coating ... .High precison,high effcience,long work life7.Good wear resistance. Power tool accessory