Description: 2 Set Woodworking Precision Clamping Square L-Shaped Auxiliary Fixture Splicing Board Positioning Panel Fixed Clip Carpenter Square Ruler Woodworking Tool. - Carpenter Square Ruler Woodworking Tool. - Keep large panel projects perfectly aligned while you install fasteners, add additional features, or simply visualize your design. - Longer, wider and stronger than our original design. - Drop easily into any of the holes and secure the square faster and easier than separate “F” or “C” style clamps. Specifications: Product Name: Woodworking Square L-Shaped Auxiliary Fixture. Material: Aluminum Alloy. Size: 100/120/140/160mm. Clamping Range: 0-60mm. Angle: 90° right angle. Application: Wood jigs fixing fixture. Surface Treatment: Anodized. Use: Right angle positioning. Quantity: Including 2 Set of square set. Features: 1. More convenient than separate clamps, locking directly into the holes on the squares. 2. The large, easy-to-grip knobs tighten more securely than the round handles found on most clamps. 3. Put your panel projects together faster, easier, and more accurately with clamping squares. 4. These assembly tools are CNC machined out of one solid chunk of aluminum to a tolerance of ±.0255 degrees. Package Included: 2 x Square with Scale. 4 x M8 Screw Nut. 4 x Adjust Rack. 4 x 100mm Right Angle Screw Rod