... JK-1224 Tile CNC router with four heads : 1.stepper motor 2.Linear guide rail/Taiwan 3.engrave and cut letters,graph & ... -cooled motorSpindle speed0-24000rpmDriver motorStepper motorSoftwareType 3, Artcut , Artcam softwareControl systemDSP0501ColletER20-12.7mm,6mm,3.175mmN.W.700KG.G.W.800KG ... .Packing size(wooden crate)3.1*1.8*1. ...