Hillman 41928 Deck Plus Dual Torq Deck Screw, 8 X 2-1/2-Inch, 250 pack 250 pieces per package Green Ceramic coating to compliment your decking finish Provides superior rust and corrosion protection Type 17 point and flat head eliminate predrilling and will lay flat with your decking Star drive is twice as durable as Phillips head and prevents stripping Provides superior rust and corrosion protection For use with treated lumber, also cedar and redwood Exceeds 1000 hour salt spray test under ASTM B117