The IRWIN Quick-Grip Xtreme Pressure Clamps can be operated with a single hand and offer a clamping force of 250kg. A tool-free, Quick-Change function allows the jaws to be reversed to perform a spreading action. Features longer length jaws with a unique swivelling action to keep constant pressure on uneven surfaces. They also have a bar rest to allow to be placed larger items, in the clamping jaws hands-free. Enhance your clamps with a wide range of Quick-Grip Clamp Accessories.1 x IRWIN Quick-Grip Xtreme Pressure Clamp 300mm (12in) Irwin Quick-Grip Xtreme Pressure Clamp 300Mm (12In) in Blue