Replace the spindle mount with a new 52mm Metal mount.Replace the 775 spindle with a 200w brushed spindle motor.Capable to carve Aluminum, Copper, Wood, Acrylic, PCB, etc.Remove the Z axis and replace the new one, it's done.Colour:blackMaterial:MetalPackage Contents:1set x Z Axis Spindle Motor Mount KitOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.