Simpson XM Medium-Head Metal Screw #12 x 1-1/4 in. 5/16 Hex Collated 1500-Pack Crack-Pac Flex-H2O Hot-Dip Galvanized (HDG) Finish: Provides

Hot-Dip Galvanized (HDG) Finish: Provides superior corrosion resistance

What types of decking are these trim-head screws designed for

Smooth shank

The Simpson Strong-Tie LUC210SS LUC Stainless-Steel Face-Mount Concealed-Flange Joist Hanger for 2x10 is engineered by Simpson Strong-Tie to deliver a strong

Simpson XM Medium-Head Metal Screw #12 x 1-1/4 in. 5/16 Hex Collated 1500-Pack Crack-Pac Flex-H2O Hot-Dip Galvanized (HDG) Finish: ProvidesThe Simpson Strong Drive XM Medium Head Metal Screw (#12 x 1 1 4 in., Model XMQ114S1224) is a collated fastener engineered for attaching steel decking to structural members in both wide and narrow valley, nestable, and interlocking steel decking applications. These screws are load tested and code listed, allowing you to achieve maximum load values during installation. Comparison testing demonstrates that Strong Drive XM Medium Head Metal screws