DescriptionMulti-functional insert plate with rings, suitable for make your own router table for high precision woodworking processing. Made by durable aluminum alloy for long life use. Convenient center-hole bushing used to the router so it is centered in the bit hole.Feature-Color: As Shown. - Material: Aluminum Alloy+Steel. - Size: 30 x 23.5 x 0.95cm. - Made of aluminum alloy panel, accurate insert ring,durable and can use for a long time. - Work with the trimming machine for trimming deflashing, slotting, milling of woodworking. - Convenient center-hole bushing used to the router so it is centered in the bit hole. - Make accurately drilling and mounting of wood working process.