These Vevor bar clamps are designed for woodworking and general shop use, offering quick one-handed operation for efficient clamping and spreading tasks. Each clamp features a 24-inch jaw opening and a 340 lbs load capacity for handling cutting, joining, assembly, and installation work. The clamps use a high-strength PA6+GF30% plastic shell with a 45# carbon structural steel slide bar for durability and long service life. A quick-convert design allows them to switch from clamp to spreader mode with the push of a button. This 2-pack is suited for wood, wood products, and select metalworking applications.