Simpson #10 x 3-1/2" Square Drive Self-Drilling Bugle-Head Screw, 410 Stainless PACK:1000 Pk What size joist is the

What size joist is the Simpson U3510/14 designed to fit

code-required standoff needed to prevent post decay

extending tool life

Allowable loads increased 60% for wind or earthquake loading - no further increase allowed

Simpson #10 x 3-1/2" Square Drive Self-Drilling Bugle-Head Screw, 410 Stainless PACK:1000 Pk What size joist is theSimpson #10 x 3 1 2" Square Drive Self Drilling Bugle Head Screw in 410 Stainless Steel is an engineered fastener from Simpson designed for reliably attaching wood, plywood, and OSB panels to steel studs. The self drilling tip eliminates the need for a pre drilled pilot hole, saving time on framing and sheathing applications. Built from Type 410 stainless steel with an additional corrosion resistant coating, this bugle head screw delivers lasting