Carbon Steel Ruler Limit Block Measuring Rulers Positioner Carpentry Scriber Hand ToolAdjustable Measuring Marking Gauge Carbon Steel Ruler Limit Block Measuring Rulers Positioner Carpentry Scriber Hand ToolAdjustable Measuring Marking Gauge Feature: 1. Easy to use: Quick and easy to draw straight lines with accurate dimensions without other cumbersome tools 2. Precise: High working efficiency and accurate scale to ensure correct marking 3. Multiple Sizes: The locator is available in a variety of sizes, suitable for rulers of various widths, and can hold the ruler firmly and stably 4. The design of the ruler groove: Just limit the ruler to the required size and lock the screw for easy use 5. Material: Lightweight and small size, easy to store and carry. Made of carbon steel, high quality, smooth, rust-proof, durable and strong, will not crack or deform Specification: Origin: Mainland China DIY Supplies: Woodworking Model Number: Ruler Locator Material: Carbon steel Size: 20mm/0.79in, 26mm/1.02in, 29mm/1.14in, 35mm/1.38in, 39mm/1.54in (optional) Packing size: about 90x50mm/3.54x1.97in Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1 X Steel Ruler Positioning Block