... *1800mm linear guideway ball screw driving mode cnc router for engraving and cutting 1200*1800mm Model: JCUT-1218BFeatures:1) Machine ... 3kW, or bigger)18) Spindle speed: 0 - 24,000rpm19) Blade diameter: 3.175mm, 4mm, 6mm ( or 8mm,10mm,12mm, ... on advertisement engraving, advertisement cutting, stone processing cutting, Cu and Al molding cutting, mold manufacturing cutting, wood processing cutting, ...