This Vevor bar clamp set includes two 6" clamps and two 12" clamps for woodworking, metalworking, and general assembly tasks. Built with cast iron jaws and 45# carbon structural steel slide bars, the clamps are designed for durability and reliable holding power. Each clamp offers a 600 lb load limit and a 2-1/2" depth for secure, stable clamping. The lockable design and extended rod help improve ease of use across different material thicknesses. This set is well suited for cutting, joining, installing, and positioning workpieces with precision.