90 Degree Corner Clamp, Clamps At Fixed 90 Degree Angle For Miter Or Butt Joints, Mounting Holes To Fix To Work Surface, Open Design Allows Ample Clearance To Screw, Dowel Or Staple Material Together While Gluing, Independently Adjustable Spindles Allow For Joining Of 2 Differently Sized Work Piece, Jaw Width 1.625, 0.5 Throat Depth.