ST Fastening #12 X 4-1/2" InsulDrill Metal Roofing Screw - Ash Gray, Pkg 100 S/HD - S/HDU Holdowns these screws offer unmatched corrosion

these screws offer unmatched corrosion resistance and structural strength

with options for different angles of installation

and the screw count has been minimized through extensive testing

They resist uplift at the heel of a truss economically

HVAC duct and exhaust mounting

ST Fastening #12 X 4-1/2" InsulDrill Metal Roofing Screw - Ash Gray, Pkg 100 S/HD - S/HDU Holdowns these screws offer unmatched corrosionThe ST Fastening #12 InsulDrill Metal Roofing Screw is built to meet the demands of commercial and industrial insulation applications. Whether youre anchoring insulation boards to steel decks or securing metal panels to purlins, these screws are engineered for performance, strength, and longevity. Designed with precision threading and a sharp self drilling point, InsulDrill screws eliminate the need for pre drillingreducing labor time while delivering