... :200 Certificate:ISO9001:2008, ISO14001:2004 Special Drive Cheese Head Self tapping screws A.tapping screws keypoints: 1.Standard ANSI B18.6, DIN85, ... B1101,JISB1119 2.Head typepan head,oval head,H.W.H head,H.WF head,C.S.K head ,truss head.3.Head recessphilips ,square, slotted, crossed, torx, ... Number: 44190066815777X Equipments:300 sets Product display: Special Drive Cheese Head Self tapping screws