"ADJUSTABLE CLAMP CO" 90 DEGREE ANGLE CLAMP The 90 Degree Angle Clamp will do miters, butt joints and t-joints perfect for framing and cabinet assembly. Features 2" miter/butt joint capacity, 1-1/8" T-Joint capacity, generous clearance for gluing, doweling or stapling Plastic coated die cast aluminum jaws for non-marring, rear jaw swivels for easy adjustment on different material thickness, large comfortable handle and acme threads for strength.