1. HEAVY DUTY MATERIAL - Made of galvanized iron, 4001 toggle latch clamp has excellent performance such as good resistance to corrosion and rust-proof. They are strong and durable for quick simple and labor-saving clamping. 2. NON-SLIP HANDLE - Non-slip red plastic handle makes it r and easier to operate. The holding capacity is 163 kg / 360 lbs, with a compact and light-weight but firm structure, our toggle clamp latches are mainly used to mount on jigs, tool fixtures or movable bases. 3. EASY TO INSTALL AND ADJUST - These adjustable toggle clamps are sturdy and have good range of adjustment. Just fix the countersunk screw hole with screws(please purchase separately) and then tighten the hook to obtain the optimal tightness. 4. ALL-PURPOSE HAND TOOL - Practical little gadget that can be used at home, office, workshop, restaurant, factory, etc. This latch action toggle clamp fits for cabinet, doors, boxes, cases, machinery, jig assemblies, woodworking, smoker lids, tool fixtures, connecting movable parts, etc.