High Quality Materials: Adjustable Corner Clamp are made of high quality aluminum alloy + ABS + thick nylon with strong wear resistance and nylon lanyard length of about 4m, meeting your demands 4 Detachable Corner Clamps: The corner clamp can be processed into multiple polygon angles. Tighten further with screws. To wrap the object, rotate the handle to increase the clamping pressure and save time and effort Ergonomic design: the triangle-shaped non-slip plastic handle allows you to simultaneously clamp up to four corners . Joystick for quick adjustment and release for easier work Practical tool: the corner clamp tensioner ensures uniform and constant pressure without damaging the surface of the blank. Excellent corner adaptability, can be used for picture frames, drawers and other irregular objects Thickened nylon strap: woodworking tape clamp design with heavy-duty and wear-resistant thickened nylon straps . Total length: approx. 4m/157.5inch, which fully meets work requirements