Simpson Strong Tie T06J075FXC Marine Screw Number 6 by 3/4-Inch with 0.262-Inch Flat head 100 per Pack, 316 Stainless Steel Ideal for applying trim, rub rail and molding to fiberglass boat hulls Available in flat, pan and oval heads Number 2 phillips drive Specially engineered high/low thread teeth cut through high-density materials Extra sharp points speed screw starts