? Firm clamping & with a set of 3 milling table insert plates This router lift base is made of aluminum alloy body and stainless steel support rod with high strength, rust and corrosion resistance. the clamp is firm and stable and not easy to fall off. Provides a very rigid and durable mount that can withstand the toughest milling operations. with set of 3 router table insert plates Can be used with Bakelite lifting tables for simple. ? Wide lifting range Lifting height of up to 47 mm and is suitable for trimming and engraving machines with a motor diameter between 63.8-65 mm. It can be used with a router insert plate, suitable for making your own router work table for high-precision woodworking, easy to install and operate. It can facilitate accurate drilling and mounting of any router. ? Precise setting Clearly marked Supplied with a crank handle that allows you to easily and precisely adjust the height of the router above the desk. Turn the hand crank to raise or lower the carriage as needed to position the cutter. Each full turn of the adjustment crank moves the carriage and changes the height of the cutter, allowing you to make precise drill height changes. ? Easy setting With crank handle, you can easily and accurately adjust the height of the router above the desk. With the hand crank you raise and lower your router lift, a simple twist and you're ready for those heavy, long-term router jobs. Package: 1 * Router Lifting Base 1 * handle 4 * screw 2 * Hex Wrenches 1 * Router Table Insert Plate 1 * backing plate 1 * 180° protractor