1.Type:Tapping chuck 2.Material:Carbide&Steel 3.Useness:use for boring,milling,drilling,etc 4.Complete in specification Tapping chuck,collet chuckFeatures:1.Type:Tapping chuck,collet chuck2.Material:Carbide&Steel3.Useness:use for boring,milling,drilling,etc4.Complete in specification Carbide tapping chunk,collet chuck