9X3 Square Flat Nibs Deck Screw Type 17 2/3 Thread Zinc 1,000HR Salt Spray (Pack Qty 1,500) BC-0948DQF17HC

The deeper thread design offers greater resistance to pull-out forces. The chip cavity (or auger point) enables the fastener to drive especially in denser woods—without pre-drilling a pilot hole 18-8 Stainless steel 18-8 Stainless steel