The Pony 8510 Cabinet Claw is a unique tool which combines the multiple steps of face frame cabinet installation into one easy process. Using this clamp, face frame stiles can be tightened, aligned, pre-drilled and fastened - while the clamp remains in its original position; no removal or repositioning of the clamp is necessary. Professional, quality installation is achieved at a fraction of the time compared to the use of more conventional clamps. In addition, clamp faces and alignment plate are furnished with protective pads to cushion and protect cabinets from becoming marred during installation. Installs two stiles from 1-1/2 inch to 2 inch width and up to 1-1/2 inch thickness (each) with 4 inch opening capacity. The jaws and the alignment plate are made of aluminum. Screws are 1/2 inch diameter zinc plated steel with special smoothly cut Acme threads. Handles are made of durable plastic. Pads are a self-adhesive which protects the cabinets. The Chicago based Pony Tools Inc. (formerly known as Adjustable Clamp Co.) which was established in 1903 is the manufacturer of all Pony and Jorgensen products. The Pony Cabinet Claws are assembled with U.S. and foreign parts in our Chicago factory.