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The Simpson ABU44Z 4x4 Adjustable Post Base is engineered for strength
Individually proof-tested to 2x its rated capacity and engineered with a 5x safety factor
it provides reliable performance in lifting
Each screw is heat-treated and case-hardened for maximum holding power in tough base materials
suitable for lighter materials
ST Fastening #12 X 1-1/4" Self-Drilling Maxx Steelbinder Metal Roofing Screw - Koko Brown | Qty. 120,000 (Pallet) SC/SCW Slide-Clip Connectors The Simpson ABU44Z 4x4 AdjustableMaxx 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