ST Fastening #12 X 4-1/2" InsulDrill Metal Roofing Screw - Rustic Red | Qty. 1,000 (Carton) EM-Security Chain Retrofit Projects: Suitable for upgrading

Retrofit Projects: Suitable for upgrading existing structures to meet current fire-resistance requirements

while meeting ASTM A957 and ASME B30

This 1/2" Grade 100 chain is made in the USA from special analysis alloy steel and built for overhead lifting and rigging

For 15/32-in

High-Load Performance: Designed for shearwall

ST Fastening #12 X 4-1/2" InsulDrill Metal Roofing Screw - Rustic Red | Qty. 1,000 (Carton) EM-Security Chain Retrofit Projects: Suitable for upgradingThe 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