Ideal Corp 5716053 Hy-Gear Worm Drive Clamps (10 Pack)Ideal Corp 5716053 Hy-Gear Worm Drive Clamps (10 Pack) Features: 5/16" hex-head, zinc-plated carbon steel screw 1/2" stainless steel band width One-piece housing locked directly to band No spot welds to fail under stress or corrosion 5716053: 3/4" minimum diameter, 1-1/2" maximum diameter Standard Order Qty: 10