Clamping/Spreader Quick Converting: Our woodworking clamps can also be used as a spreader. You can quickly change the clamp to a spreader with the button. From precision clamping to solid reverse support, this versatile clamp has got you covered in any situation Simple and Easy to Use: With automatic lock and one-button unlock, our F clamps allow for single-handed operation throughout the process, making the processing efficient and time-saving 340lbs Load Limit: These wood clamps for woodworking can easily handle various daily processing and assembly tasks, securely fixing to cut, join, and install wood, wood products (such as tables, chairs, cabinets), and steel materials 24-inch Large Jaw Opening: Our bar clamps for woodworking are ideal for various standard-sized woods. The 24-inch length provides users with more adjustment space during operation, resulting in precise positioning of the workpiece High-quality Materials: The handle of our bar clamps is made of PA6+GF30% high-strength plastic, stronger and more durable than ABS. The slide bar is constructed from 45# carbon structural steel, ensuring long-lasting and crack-resistant performance