This 4" Pony Tools Rounded C-Clamp with Extra Deep Throat is an extra-deep throated, general-purpose C-clamp for regular-duty industrial service with high strength-to-weight ratio. The rounded frame design allows clearance at top, back, and bottom of the workpiece being held.
Frame
Extra-deep throat, malleable and/or ductile iron; ribbed to resist side strain
Anvil
Machine-ground, extra-wide
Screw
5/8" diameter; full-length, cold-drawn steel with special, smoothly cut Acme threads; steel sliding-pin handle
Swivel
1-1/4" diameter (#1046); exclusive JORGENSEN design with steel internal tooth washers for positive "stay-on" power