ST Fastening #12 X 4-1/2" InsulDrill Metal Roofing Screw - Brown, Pkg 100 DTT/DJT14Z Joist ties Drive the screw perpendicular to

Drive the screw perpendicular to the metal surface until the hex washer head sits flush

Versatile use: Perfect for outdoor wood structures and timber framing

Attaching metal panels

The Simpson Strong-Tie HLPC/HTPC straps are non-notched

ST Fastening #12 X 4-1/2" InsulDrill Metal Roofing Screw - Brown, Pkg 100 DTT/DJT14Z Joist ties Drive the screw perpendicular toThe 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