This Vevor bar clamp set includes two 12-inch clamps and two 6-inch clamps for woodworking, assembly, and general shop tasks. Built with a PA6+GF30% reinforced plastic handle and 45# carbon structural steel bar, the clamps are designed for strength and durability. The quick-grip design supports one-handed operation with automatic lock and one-button release for faster workflow. Each clamp can also convert from a clamp to a spreader for added versatility. With a 154 lb load limit, this set is suitable for securing wood products and steel materials during cutting, joining, and installation.