Grabber Tie-Master Multi-purpose wood fastener for general wood construction such as ledger boards, laminated beams, under-deck connections, trusses and dimensional lumber, decks, docks and boardwalks. Featuring flat #40 Star head countersinking design for flush finish and DrawTite shank pulling members tight together. Type 17 cutter point eliminates pre-drilling in. Mechanical galvanized exterior coating for corrosion resistance.