Simpson #10 x 2 1 2" Bugle Head Wood Deck Screw, Square Drive, 305 Stainless Steel Deck Drive DHPD Hardwood Deck Screw 26 3 4" swing to tackle large 26 3 4" swing to tackle large pieces of material When installing ties on plated trusses (on the side opposite the truss plate) do not fasten through the truss plate from behind this can force the truss plate off of the truss and compromise truss performance Compatible with preservative treated woods formulated to resist the accelerated corrosion that pressure treated lumber chemicals can cause on lesser grade fasteners Simpson #10 x 2 1 2" Bugle Head Wood Deck Screw with #2 Square Drive in Type 305 Stainless Steel is a heavy duty exterior fastener engineered for long lasting performance in outdoor decking applications