Vise Grip 11R 11-Inch The Original(TM) Locking C-Clamps with Regular Tips
C Clamp With Regular Tips, measures 11 inches, with a jaw adjustment of up to 4 inches, and a throat depth of 2-5/8 inches, easily adjusts to correct opening, locks with one hand, and made of high-grade alloy steel heat treated for maximum toughness and durability.  Irwin tools are made of only the finest materials, manufactured to exacting tolerances.