1. The height gauge is made of high-quality aluminum alloy material, with oxygen polarization treatment on the surface, which is durable, wear-resistant, and has a long service life. 2. A more suitable height measuring tool for woodworking, which can be used for milling cutter height, saw blade height, etc., making you measure accurately and faster during work. 3. , using hollowed out design on the back to reduce weight and increase grip, making operation easier . 4. It is a good helper for woodworking tools, which can make you proficient. Measurement range:0-50mm Scale Type:Metric Function:Height/depth measurement Colour:Black Material:Aluminum alloy Size:about115x20x89mm Package Contents: 1 x Height gauge 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.