marble cnc router 1 working area:900*1500mm 2 imported wheel gear , ... Y Z 3 3 KW constant-power spindle CE marble cnc router TECHNICAL FEATURES :Model SD- 9015 X,Y area 900 ... wheel gear , square orbit for X Y axises , when strong engraving and cutting , engraved products is without burr , bottom is smooth ... the material , can change the rotating speed , guaranteeing the perfect engraving result .