DIN Standard fastener-phil bugle head fine/coarse thread drywall screw 1)Material:Carbon Steel 2)Diameter: ... -4.8,as required DIN Standard fastener-phil bugle head fine/coarse thread drywall screw1) Standard: DIN, ANSI, ISO, GB2) Material ... ) Length: 16-152mm, as required5) Slot: phil6) Head: bugle7) Thread: fine/coarse thread8) Point: sharp point9) Finish: plain, zinc, black phosphated ...