Snap-on Industrial Brands C Clamp CC-4AAW

DEEP THROAT TYPE 17/32 INCH MIN. JAW CAPACITY 4 21/32 INCH MAX. JAW CAPACITY 0.53125 MIN. JAW CAPACITY - FRACTIONAL 4.65625 MAX. JAW CAPACITY - FRACTIONAL CONSTRUCTION, HEAVY INDUSTRY APPLICATION 27/32 INCH X 6 INCH SCREW SIZE 2 7/8 INCH THROAT DEPTH WILLIAMS[R] BRAND SCREW MATERIAL SPECIAL GRADE STEEL SCREW HEAD SQUARE MINIMUM LOAD CAPACITY 20000 LB