E. Emerson Tool Co. CT36 36-Inch All-In-One Contractor Twin Straight Edge Bench Clamp and Tool Guide Companion to the Contractor series, the Contractor Twin is a doubled sided clamp with one side facing down to clamp Thanks to their lower profile, twin clamps are especially effective when used in pairs for glue ups Space between jaws is 36-1/4", width is 4-1/4" Contractor Twin Clamps are designed specifically for assembly projects but can also be used as a basic straight edge clamp One clamp faces down to hold your work table, the other clamp faces up to hold your project Pairs of Twin Clamps simplify assemblies and hold work pieces for planing or sanding Recessed tracks accept Contractor series Saw Plate, Router Plate and Stop Block but will not work with A, Twin or Ultra series accessories Nylon jaws hold work piece securely and are predrilled for accessory Wide Jaws and Tall Jaws