ST Fastening #12 X 4-1/2" InsulDrill Metal Roofing Screw - Koko Brown, Pkg 100 Daggerz Self-Drilling Screws The ring shank design delivers

The ring shank design delivers superior holding power

these screws are ideal for professionals and contractors working on framing

The Duplex head is designed for temporary attachment to wood or light-gauge steel to concrete and grout-filled block and can be easily removed

Secure the base to the post using #9 x 1-1/2" SDS screws Once the base is secured to the concrete surface

Mass Timber Construction: Suitable for projects requiring hidden

ST Fastening #12 X 4-1/2" InsulDrill Metal Roofing Screw - Koko Brown, Pkg 100 Daggerz Self-Drilling Screws The ring shank design deliversThe 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