Medium duty 36" steel bar clamp. Used in school shops, professional woodworking, general construction work, boat building and plastic forming. 5" clamping reach. 1-3/8" x 5/16" round-edge, high-carbon steel bar. 5/8" cold-drawn steel screw with smoothly cut Acme threads; hardened steel thrust bearings. Malleable and/or ductile iron castings with orange baked enamel finish. Multiple-Disc-Clutches. Exclusive JORGENSEN 1-1/4" diameter swivel with steel internal tooth washers for positive "stay-on" power. Varnished hardwood handle, wing-nut type available upon request