Voltage of the machine have AC110V and AC220V. Please give me message to tell me which voltage you need. Work on any metal and the laser cannot cut plywood.The diameters of both spindle and ER11 are correct, but ER11 is minus tolerance to spindle which means you cannot mount ER11 directly. The item "3018 CNC Machine Router 3Axis Engraving PCB Wood Carving DIY Milling Kit Sliver" is in sale since Thursday, March 28, 2019. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Woodworking Tools & Supplies\Equipment & Machinery\Routers". The seller is "lshd6783" and is located in cn. This item can be shipped worldwide.