Heavy Duty F-Clamps Pack of 4, 12"x4-3/4" Metal Welding Bar Clamps Specification: Jaw Opening Capacity: Up to 12 inch (300mm). Throat depth: Up to 4-3/4 inch (120mm). Rail Size 7/8" x 27/64" (22 x 10.6mm). High-Quality Material: Black oxide spindle resists wear and tear while impeding rust. Durable Handle: Quick slider with high impact aluminum handles are hard enough for impact resistance Safe to Use: Swivel pad centers on work piece for a sturdy hold.
Drop forged arm provides minimal flex under heavy work loads. Quick Slide Design: Grooves in the serrated bar allow easier sliding of moving jaw.