Features: This T shaped aluminum alloy right angles ruler is made of aluminum alloy and anodized and the texture is lightweight. Adopting a semicircular handle design, the operation is more convenient and convenient. 1/32'' hole pitches, high-precisions marking dimension. This T-shaped aluminum alloy right angles ruler can realize multiple functions such as horizontal line, vertical line, long line, short line, parallelline and right angles line. This T shaped aluminum alloy right angles marking ruler is suitable for positioning and marking wood and glass at right angles and isometrics marking. Specifications: Material:Aluminum Alloy Packing Size:Approx.310mm/12.2''x130mm/5.12''x35mm/1.37'' Package Includes: 1x Woodworking Scriber note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.