Parallel Clamping Faces: These bar clamps for woodworking provide even pressure and accurate alignment during gluing or assembly, keeping the workpiece firmly in place 1500 lbs Clamping Force: These bar clamps handle daily woodworking and assembly tasks, securely holding wood, furniture, cabinets, other wood products, and steel for cutting, joining, and installation work Strong Materials: These wood clamps for woodworking feature PA6 handles reinforced with 30% glass fiber for added strength under heavy tightening. The 45# carbon steel bar provides strong bend and wear resistance for smooth long-term use Workpiece-Friendly Pads: These F clamps use soft rubber clamping pads for better grip than standard hard pads, helping avoid dents or cracks on the workpiece surface 2-in-1 Design: These clamps for woodworking switch to spreading mode by reversing the jaws for internal support and correction. Clamping mode is ideal for panel gluing and assembly, allowing each tool to handle multiple tasks