Introducing the 12" Quick-Release Right Angle Clamp Set by POWERTEC. This 2-piece Right Angle Clamp set gives you the help you need to hold the parts in position as you drive in the screws, making projects with 90° joints faster and easier than ever before. Thanks to a rust-proof, heavy duty CR-V steel and nickle plated construction, this handy clamping tool works with all kinds of materials, from thin 1/2 in. plywood to thick 2x4 boards. Easy to Use To assemble, insert the pin on the right angle clamp into a pocket hole, then close the clamp and draw the mating pieces tightly together. Use one clamp or both when assembling large workpieces. For extra stability, place a clamp on each end to hold the wood while driving the screws in the remaining pocket holes. Features Quick-release lever quickly disengages pressure. Holds pocket-hole joints at 90° during project assembly. Pin fits securely into pocket hole. Capable of providing vertically and horizontally holds. Non-marring swivel pad holds mating piece safely in place. ✔Automatically adjust to handle material thickness. Soft, comfortable and contoured grips for easy handling.