AngleMaster ProClamp™

Achieve perfect 90° joints every time with the AngleMaster ProClamp™ 90° Woodworking Square Set, the precision alignment tool engineered for professional woodworkers, cabinet makers, and DIY craftsmen. Made from high-quality aluminum alloy with a durable red anodized finish, these angle clamps deliver exceptional strength, corrosion resistance, and long-term accuracy. CNC machining ensures perfectly square geometry for flawless results in every project.

Designed with slightly chamfered edges to protect both your hands and your workpiece, the ProClamp™ is ideal for gluing, clamping, drilling, welding, squaring, and assembly. Whether you're working on frames, cabinets, drawers, shelves, furniture, birdhouses, or mailboxes, the 140mm (5.5") size offers the most practical and widely preferred dimensions for everyday woodworking applications.

Operation is simple and efficient: position your boards at the correct angle, secure them using the L-shaped steel screw and plastic tightening knob, and enjoy rock-solid stability throughout the assembly process. Each clamp handles workpieces up to 3.5" / 90 mm thick and features both metric and imperial markings for universal measurement convenience.

Packaged in a durable plastic toolbox, the AngleMaster ProClamp™ is the go-to solution for precise corner alignment, consistent squaring, and stress-free woodworking — making every project cleaner, straighter, and more professional.