Colour:As Shown Material:aluminum alloy (Suitable for woodworking tables with a hole diameter of 20mm) It's DIY kits, needs to finish by yourself. Package Contents: 1 set * 20mm carpentry table positioning plates 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.