Router Table Insert Plate Aluminum Trimming Machine Engraving Flip Board Milling Slotting Auxiliary Tool with 4 Rings for Woodworking

Features:
Made of high-quality aluminum alloy, strong and wear-resistant, not easy to rust.
Convenient center-hole bushing used to match the router, so it is centered in the bit hole.
It can make accurately drilling and mounting any router easy.
With clear scale and not easy to wear, it is a nice helper for woodworking.
Router table insert plate size: 235 x 120 x 8mm/ 9.3 x 4.7 x 0.3in.