Features: 1.A set of woodworking bench tools includes 1 router table insert plate, 4 pieces router insert rings and some fixing screws. 2.Made by aluminium alloy, it is durable in use and not easy to rust. 3.Convenient center-hole bushing used to align the router so it is centered in the bit hole. 4.Make accurately drilling and mounting any router easy. 5.It is easy to operate, save effort and labor, and easy to manipulate and expand the use of the trimming machine at the same time. Descriptions: 1.Made by aluminium alloy, practical for long use on router table of wood working. 2.Work with the trimming machine for trimming deflashing, slotting, milling of woodworking. Specifications: product name: router table insert plate material: aluminium alloy insert ring material: plastic color: black product size: 235x120x8mm/9.25x4.72x0.31in use: support trimming machine upside down package informations: package size: 255x135x30mm/10.04x5.31x1.18in package weight: 530g/1.17lb general box package package included: 1 x router table insert plate 4 x router insert rings notes: 1.Please allow 0-3mm error due to manual measurement. Pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.