characteristic: Made of high-quality aluminum alloy material, the surface is anodized to harder and more wear-resistant, with good insulation and longer service life. There are four screw holes on the 300mm miter rod, which can connect most wood workpieces and fixing devices. There are pulleys at both ends of the miter bar, so the miter bar can easily slide on the T-shaped track. Will not fall off when used. Meet the needs of daily woodworking work. It can be used to build fixing devices on the table saw, such as miter sled. Usually used in radial saws, countertops, drilling machines and other construction equipment. Exquisite design, convenient use and powerful function. describe: Name: woodworking aluminum alloy miter guide rail Specification: 300mm Material: Aluminum alloy colour: Silver Package Contents: 1 x Woodworking miter guide rail 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.