The Worm Gear Hose Clamp is a stainless steel worm drive hose clamp with a band width of 1/2 inch. It has a worm screw drive for tightening and is made from 201 stainless steel for corrosion resistance. The clamp has a temperature range of -65 to 300 degrees Fahrenheit. The clamp conforms to SAE J1508 Type 1A standards. The clamp's worm gear provides up to 3000 lbs of circumferential force for a strong, heavy duty seal. This hose clamp is ideal for automotive, industrial, and marine applications.