ST Fastening #12 x 2-1/2" Self-Drilling Maxx Steelbinder Metal Roofing Screw, Hex Washer Head - Light Stone | Qty. 72,000 (Pallet) A307 Hex Bolts A double safety system includes

A double safety system includes both a safety bolt and a split pin

Use a hammer drill to pre-drill a pilot hole if needed - especially in dense or older concrete

Designed for both lashing and lifting applications (when used per manufacturer instructions)

Serrated Threads: Reduce installation torque and enhance grip in steel members

ST Fastening #12 x 2-1/2" Self-Drilling Maxx Steelbinder Metal Roofing Screw, Hex Washer Head - Light Stone | Qty. 72,000 (Pallet) A307 Hex Bolts A double safety system includesMaxx Steelbinder Self Drilling Roofing Screws are the ideal choice for securing metal roofing panels and siding to steel structures, delivering reliable performance in residential, agricultural, and industrial applications. Crafted from high grade materials, these screws feature a self drilling tip for quick installation and a bonded washer with an EPDM seal to ensure a watertight, corrosion resistant connection in even the toughest conditions. Key