Pro Tie worm drive hose clamps are precision made from stainless steel to provide dependable and long lasting use. The 1/2-inch wide band provides an excellent seal with a variety of hose materials and yet is small enough to fit into tight places. The Slotted Hex head bolt allows for multiple tools to tighten the Clamp. All stainless steel construction provides superior corrosion resistance. Pro Tie hose clamps will work on a variety of applications from home use, auto repair, marine, plumbing, farm, ranch, and industrial.