SAE 56, 3-1/16"-4" Dia, 1/2" W, Worm Drive Hose Clamp, (1,000/Bulk Pkg.)
Worm drive hose clamps, also called Worm-Gear hose clamps, are the most commonly used hose clamps. They are economical and reusable. The clamps have a 1/2" wide stainless steel band and a 5/16" slotted hex head screw. The branding detaches from the housing so you can install and remove these clamps without disconnecting the hose or tube. Not recommended for use with silicon (soft) hose or tube. They are manufactured in compliance with ANSI/SAE J 1670 recognized standard, entitled "Type F clamps for plumbing applications".