1.Overall Size: 180 x 33 mm / 7.1 x 1.3 Inch (LW); Lock Hole Diameter: 10 mm / 0.4 Inch; Screw Hole Diameter: 5.2 mm / 0.2 Inch; Bolt Size: M847mm; Holding Capacity: 300 kg / 661 lbs; Package List: 4 Pcs x Toggle Latch Clamp 2.Advantage: The toggle clamps are made of carbon steel plated with zinc, which provides exceptional strength and a stable clamping force. The surface is polished, sturdy, highly tough, and has a long life. It can be quickly loaded and unloaded, is corrosion-resistant and anti-rust, and works well in different temperature environments, indoors or outdoors. The handle is covered with PVC plastic, which is wear-resistant and non-slip. 3.Instruction: The toggle clamp is easy to install, fix them with screws. You can adjust it to keep the halves tightly or loosely closed according to your preference. Tighten the tension hook to get the maximum tightness. 4.Application: The toggle latch has a wide range of applications, including zer doors, cabinet doors, garbage cans, storage boxes, tool boxes, cases, smoker lids, making jigs, tool fixtures, table leaves, work holding, connecting movable parts, tensioning two sectional, and numerous other purposes