Teks 21404 Roofing Screw 9 Thread Coarse Thread Hex Drive Sharp Point Steel Zinc 100 PK

<p>Self-sealing neoprene washer for waterproof applications. Premium finish provides exceptional corrosion resistance in harsh outdoor environments. For metal-to-metal (26-22 ga) or metal-to-wood applications. Applications - attaching roofing and wall panels to steel framing, roofing panels over insulation to wood structure, pole barn construction.</p>