Description:  100/120/140mm Woodworking Precision Clamping Square L-Shaped Auxiliary Fixture Splicing Board Positioning Panel Fixed Clip Carpenter Square Ruler Woodworking Tool.  Scale: Two Sides Metric Scale.     Specifications:  Product Name: Right Angle Fixing Clip.  Material: Aluminum Alloy.  Scale: Metric.  Size: 100/120/140mm.  Angle: 90° right angle.  Application: Wood jigs fixing fixture.  Surface Treatment: Anodized.  Use: Right angle positioning.  Quantity: 1 Set x Right Angle Fixing Clip.     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:  1 x Square with Scale.  2 x M8 Screw Nut.  2 x Adjust Rack.  2 x Right Angle Screw Rod.  2 x Screw Shim