Adjustable Clamp 1413-C Adjustable C-Clamp This item is Adjustable Clamp 1413-C Adjustable C-Clamp Used for Handtools & Tool Organizers, Clamps The product is manufactured in United States 1-inch opening with 3-inch depth deep throat capacity and full closing screw Steel screw has special smooth "rolled" threads, revolves freely and fastens securely Steel sliding-pin handle Frame has bright plated finish with machine-ground anvil