... Automatic Tool Changer Spindle 2,CE,CIQ,SGS,SAI 3,vacuum table 4,jiaxin cnc router atc atc cnc router machine for ... engraving, milling, etc.Performance Characteristics1. Italy Colombo Automatic Tool Changer Spindle; All steel structure, to stress treatment, precision machining.2. ... rack and pinion drive, fast running speed; Y axis dual-motor synchronous drive; Z axis drive: A high-precision ball ...