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The MACOMB GROUP HS56 is a worm gear clamp with a minimum clamp diameter of 3-1/16 IN and a maximum clamp diameter of 4 IN. It features a 1/2 IN band width and a 5/16 IN slotted hex head screw. The clamp meets SAE J1508 standards, superseding Military Specification WW-C-440B.
This worm gear clamp is constructed with stainless steel and case hardened steel for durability and corrosion resistance.
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