Yost Model R25 is a 2.5" Right Angle Clamp. It is a durable aluminum tool that is very effective for making cabinets or box-frames, and functions as a third hand for the every handyman. It's useful function of an assembly aid helps in the alignment and clamping of parts for nailing, welding, and screwing. The clamp's ergonomic handles and quick-release mechanism allow for easy adjustments, while the 2-1/2-inch jaw capacity handles most clamping jobs. A 3-inch clamp face with V-groove design is also included to hold round materials.