Irwin Quick-Grip T59400ECD Handy Clamps 100mm / 4 Inch (Single) The Irwin Quick-Grip Handy Clamp has a fully adjustable ratchet clamp with quick release lever to provide a fast and effective method of securing the majority of workpieces. They are manufactured from a durable glass reinforced material and feature non-marking pads to prevent damage to the workpiece when under compression. With a maximum clamping force of 20kg, it is the ideal clamp for jobs in the workshop, house and garden. Features: Strong ratcheting mechanism provides variable clamping pressure The quick-release trigger allows for fast and easy positioning and release The ideal clamp for jobs in workshop, house and garden Specially designed jaws hold odd-shaped workpieces Specification: Size:  100mm / 4 Inch