A great tool for picture framing, this corner clamp has a 3" capacity with a 3/8" high hard plastic clamping surface. Whether you're simply gluing or using fasteners, this miter style clamp will hold stock firm and square at an exact 90 degrees. This is a rugged, precise clamp with a saw slot to allow you to make your final miter trim while firmly holding the stock in position. Clamp is constructed of durable aluminum ally with steel threaded vise screws and two countersunk mounting holes for permanent installation on the bench. FEATURES: ---Aluminum Alloy Construction W/Steel Screw ---Precision - Machined Screw Assembly ---Dipped T - Bar Handles ---Clamps Miter or Butt Joints ---Holds Joints at a 90 - degree angle for precise secure assembly ---Holds work of different widths at one time (up to 3 inches).