The Vevor bar clamps set includes two 12-inch one-handed clamp/spreader tools designed for woodworking, metalworking, and general assembly tasks. Built with a PA6+GF30% high-strength plastic shell and a 45# carbon structural steel slide bar, these clamps are made for durable everyday use. Each clamp offers a 300 lb load limit and a quick-change design that converts from clamp to spreader. The automatic lock and quick-release lever support fast single-handed operation. This set is a practical option for securing, joining, and positioning materials with control and efficiency.