High Quality Material - Made of aluminum alloy material, which is wear-, anti-rust, and not easy to break. The is anodized. Clearly engraved metric graduations are accurate and easy to read. Tips: It is recommended to use it with a mechanical pencil. EXCELLENT MANUFACTURING - The marking ruler is precise, versatile and easy to use. High hardness and durability. Precise Marking -Rule - Accurate Marking Rule helps you draw perfectly horizontal lines as you slide the rule along the edge of your work. Finely marks holes and slots and places marks precisely on target, making woodworking ruler the perfect tool Handy Tool: Micro-marked holes on each reticle allow you to find a pencil tip in no time or accurately line your target with zero uncertainty and no eye strain! Great for DIYers, engineers, woodworkers, carpenters, and home use. Colour:Red Material:aluminum alloy Size:100mm Package Contents: 1 * Woodworking Scribe Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.