Simpson #12 x 2" Self-Drilling Flat-Head Screw with Wing, 410 Stainless Steel PACK:1000 Pk Using non-stainless fasteners with a

Using non-stainless fasteners with a stainless steel connector can compromise corrosion resistance and structural integrity at the connection point

resulting in a smoother

which install with no pre-drilling and feature a corrosion resistant double-barrier coating

Why is ZMAX galvanization recommended for this connector

Simpson #12 x 2" Self-Drilling Flat-Head Screw with Wing, 410 Stainless Steel PACK:1000 Pk Using non-stainless fasteners with aSimpson #12 x 2" Self Drilling Flat Head Screw with Wing is a precision engineered fastener from Simpson designed for securely attaching wood, plywood, and fiber cement to steel substrates up to 0. 209" thick. The winged drill point bores a clean clearance hole through the wood layer so the material does not climb the shank during installation then the wings snap off cleanly as the point contacts the steel, delivering a flush, professional finish.