Center hole: The routing desktop flip has a convenient center hole strip to match the groove plane centered on the drilling hole to maintain accurate drilling. Multipurpose: This woodworking pruning machine is a two in one, suitable for high-precision woodworking.Easy to operate and effortless, while expanding the range of use of border maintenance machines Easy to operate: A convenient center hole that can be aligned with the router and positioned in the middle of the drilled hole.Easy drilling and installation of routers. Router board plug-in, made of aluminum alloy, not easy to operate, long service life, wood trimmer. Name: router plate Colour: Black Material: Aluminum Alloy Package Contents: 1 x router plate 1 set attachment 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.