ST Fastening #12 x 1" Self-Drilling ZXL Steelbinder Metal Roofing Screw, Hex-Washer Head - Koko Brown, Qty. 250 Simpson Quik Drive Replacement Parts These are designed for use

These are designed for use with Simpson Strong-Tie DCU composite screws and the Auto-Set driver bit for a complete hidden fasteners system

Meets Rigging Standards: Compliant with ASTM A906/A906M and ASME B30

Use a maximum of 1 screw per slot

Designed for use with 1/2" Grade 100 chain

Compatible with most 20°–22° full round head plastic strip nailers

ST Fastening #12 x 1" Self-Drilling ZXL Steelbinder Metal Roofing Screw, Hex-Washer Head - Koko Brown, Qty. 250 Simpson Quik Drive Replacement Parts These are designed for useThe #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