ST Fastening 1/4" x 7/8" Self-Drilling ZXL Steelbinder Metal Roofing Stitch Screw, Cupped Washer Head - Black | Qty. 2,000 (Carton) Quik Drive Subfloor/Underlayment Screws A 2:1 safety factor adds

A 2:1 safety factor adds further reliability when used in critical recovery scenarios

fill both round and triangle holes with common nails

Structural repairs and retrofits

it locks in place for secure tie-down

ST Fastening 1/4" x 7/8" Self-Drilling ZXL Steelbinder Metal Roofing Stitch Screw, Cupped Washer Head - Black | Qty. 2,000 (Carton) Quik Drive Subfloor/Underlayment Screws A 2:1 safety factor addsThe #12 ZXL Steelbinder Self Drilling Metal Roofing Screws are engineered for precision and durability, providing a secure connection for metal roofing panels and siding to steel structures. Perfect for residential, commercial, and agricultural applications, these screws feature a self drilling tip that streamlines installation and a bonded EPDM washer to ensure long lasting, watertight performance. Designed to resist the harshest elements, ZXL screws