... the minimum embedment. Also known as:Zamac anchorZamac hammer drive screwPin boltStrike anchorZamacsThundernailNail anchorZamac nailinRoof anchorHammer drive ... to hole in base material.4. Using a hammer hit the nail into anchor until head is ... anchor, roof anchor, hammer drive anchor, thundernail, hammer drives, zamac hammer drive screw, zamacs, zamac nailin, hammer set, pin bolt. metal hit anchor ...