Self-Tightening. The Super Clamp for the tough jobs. Ultra-wide gripping surface. Grabs 4¼" of metal. Original wedge. Original straight cut tooth design.
Gripping Surface: 4¼" wide (108 mm), 1" deep (25 mm) Overall Length: 9½" (241 mm) Weight: 11 lbs (4.99 kg) Capacity: 6 tons (5,443 kg)
Replacement Parts: #5120 Nut & Bolt, #9801 Wedge Heat Treated Steel. Made in the U.S.A.