1.power tool,hss thread tap,roll form tap 2.Material:HSSE,CPM, ... JIS hss thread tap,roll form tap Features:1.Type:power tool,threading tap 2.Material:HSSE,CPM,CPS3.Coating:Tin,Ticn ... etc4.Thread type:Long and Short Chamfer Type5.Standard:JIS,GB6.High precison,high effcience,long work life7.Good wear resistance. Power tool accessory