100mm Woodworking Woodworking Square Angle Clamp Ruler Plastic Right Angle 90 Degree L-Shaped Auxiliary Clamp Positioner Clamp Features More convenient than separate clamps, can be locked directly into the square hole. The large, easy to grip knob is more secure than most round handles on fixtures. Use the clamping square for faster, easier and more accurate attachment of panel elements. Made of engineering plastic for lightness and comfort. . Inch metric scale for easy measuring. Angular measurements in the middle, 22.5 degrees, 45 degrees, 90 degrees. Specifications. Right angle ruler Material: engineering plastic Square: 100*100 Application: suitable for wood splicing, right angle positioning etc. Type: 2 X yellow ruler Caution. Due to different monitors and lighting effects, the actual colour of the item may be slightly different from the colour shown in the picture. Thank you! Due to manual measurement, please allow 1-2 cm measurement deviation. Includes: 2 x yellow straight edge rulers