Feature: 1. ACCURATE SQUARE: The imperial 3D measuring ruler is made of aluminum alloy, which is treated by anodized finish, solid and lightweight, erosion resistance and rust prevention; And the scale use engraving, easy to read, not easy to wear 2. CONVENIENT PROTRACTOR: Woodworking square ruler with 5 degree increment angle line and 6 hole design, with positioning pin, easy to quickly label 22.5, 30, 45, 60, 67.5, 75, 90 these common angles 3. DRAWING LINE RULER: This carpenter square is designed with 1/16in incremental holes, allowing for accurate drawing of parallel lines and a large enough hole diameter to fit most woodworking pencil and ballpoint pen 4. WRAP AROUND MARKING: The 3D square has a wraparound design, ideal for you to marking cutting lines on two adjacent surfaces for accurate cutting 5. WIDELY APPLICABLE: The 3.85x3.19x3.93in small square feet is suitable for handcraft enthusiasts, engineers, carpenters and decorators, this multi angle measuring ruler is an essential tool for woodworking Specification: Item Type: 3D Multi Angle Measuring Ruler Material: Aluminum alloy Size: Approx. 9.8 x 8.1 x 10cm / 3.85 x 3.19 x 3.93in . Package List: 1 x Triangular Ruler 1 x Square Ruler Base 2 x Screws 1 x Fixing Pin 1 x Hex Wrench