Kant Twist 401 Universal Clamp with Standard T Handle, 1" Holding Size, 2-1/8" Length x 1-3/4" Width, 350 lbs Holding Capacity Description Multi-purpose clamps combine the best features of ordinary "C" and parallel clamps. Free-floating jaws adjust to un-parallel surfaces. Will not "walk off- center" when pressure is applied against jaw, because there is no unsupported screw or loose pad. All clamps are of rugged construction. Provides new freedom of movement. Eliminates distorting and twisting action of conventional clamps. Plus, it provides three different gripping surfaces. Copper plated jaws and screws are ideal for welding. Kant-Twist clamps weigh approximately half as much as comparable "C" clamps. All clamps close completely. Meets GSA Commercial Item Description A-A-548. Features: Multi-purpose clamps combine the best features of ordinary "C" and parallel clamps Free-floating jaws adjust to un-parallel surfaces Will not "walk off-center" when pressure is applied against jaw, because there is no unsupported screw or loose pad All clamps are of rugged construction Provides new freedom of movement, eliminates distorting and twisting action of conventional clamps plus, it provides three different gripping surfaces Product Details: Material: Copper Brand: Kant Twist Item Dimensions LxWxH: 1.8 x 0.4 x 0.3 inches Color: Metallic Style: Modern Item Weight: 4.54 Grams Tensile Strength: 350 Pounds Product Dimensions ‏ : ‎ 1.8 x 0.4 x 0.3 inches; 0.16 Ounces Item model number ‏ : ‎ 401 Date First Available ‏ : ‎ December 4, 2012 Manufacturer ‏ : ‎ Clamp Manufacturing Best Sellers Rank: #235,310 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #189 in C-Clamps #189 in C-Clamps Customer Reviews: 4.7 4.7 out of 5 stars 158 ratings