ST Fastening 1/4" x 7/8" Self-Drilling ZXL Steelbinder Metal Roofing Stitch Screw, Cupped Washer Head - Brown | Qty. 2,000 (Carton) Kit - Outdoor Accents This makes the cartridge clean

This makes the cartridge clean and easy to mix while still chemically bonding the cracked concrete to restore strength

These heavy-duty couplers are ideal for connecting threaded rods or anchor bolts in a wide range of construction applications

Various anchorage methods have been tested

making them ideal for demanding environments

Eliminates the need for digging or concrete

ST Fastening 1/4" x 7/8" Self-Drilling ZXL Steelbinder Metal Roofing Stitch Screw, Cupped Washer Head - Brown | Qty. 2,000 (Carton) Kit - Outdoor Accents This makes the cartridge cleanThe #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