ST Fastening #12 x 2" Self-Drilling HG Steelbinder Metal Roofing Screw, Hex-Washer Head - Black | Qty. 72,000 (Pallet) Under Slab Insulation Conquest DTI washers are suitable

Conquest DTI washers are suitable for both new construction and retrofits

76" diameter for stable

If you have a nominal post measuring 3-1/2x3-1/2" you will need an ABU44Z Post base

Fine Threads: Provides excellent pull-through resistance and strong retention in steel and wood substrates

ST Fastening #12 x 2" Self-Drilling HG Steelbinder Metal Roofing Screw, Hex-Washer Head - Black | Qty. 72,000 (Pallet) Under Slab Insulation Conquest DTI washers are suitableHG Steelbinder Self Drilling Metal Roofing Screws provide fast, reliable fastening for metal roofing and siding to steel structures. With a self drilling tip for efficient installation and an EPDM washer for a watertight seal, their high grade materials ensure exceptional strength and durability in demanding environments. Key Features: Self Drilling Tip: Simplifies installation by eliminating the need for pre drilling. High Grade Construction: