Woodworking Clamps: Align it, clamp it, and fasten it to get perfect 90?? angles every time! The right angle clamp replaces custom clamping jigs, acts as a third hand, and eliminates the need for long bulky clamps. Perfect 900 Corner: This 90 degree positioning square allows you to assemble a cabinet one corner at a time. Perfect For Framing Decks: This woodworking square is perfect for framing decks and installing rails and balusters. Attach this corner clamp to a work surface, and it becomes a right-angle fixture for bench assembly. Use It For: Drawer Assembly for either inside or outside of a corner, Deck Rails to hold deck balusters at a perfect 90 degree angle while fastening, Bench Jigs can be secured to any work surface to create a simple 90?? assembly jig. High-Quality Material: This square angle tool is a computer designed and manufactured from high-impact, rigid polycarbonate to ensure strength and accuracy. (1) Clamp-It Assembly Square included & measures 8??? x 8??? x 1.5???.