The NEW Rockler Hold-It Bench Clamps are easy-to-use multipurpose clamps that bring vise-like work-holding capability to workbenches and many other work surfaces. These clamps can mount to the edge of any work surface up to 2-1/2'' thick and grip workpieces up to 1-9/16'' thick. The ''bench'' component of the clamp secures to the edge of your work surface with a robust Acme threaded post/foot and Easy-to-Grip T-knob. The clamp's ''work-holding'' component attaches to the bench component with a s