... linear square guide, more spindle motor. SUDA TIGER-CLAW SERIES WOODWORKING ENGRAVING&MILLING MACHINEPerformance Features:free processing: can use ... speed ,mute rolling ball screw transmitting system, more accuracy; B series configure with gear and rack transmitting , more fast. Users ... be high efficiently used to batch process any wooden door and furniture, engraved patterns on woody molds for vacuum ...