... (USA style) The quick changing tool post is a major spare part ... cutter-cartridge body and the toolhoder for various cutting tools which can replace the square tools table ... for processing works like cylindrical facing,end facing,cutting,knurling,drilling,enlarge,boring and reaming,etc.The ... line of machinespindle.It features external tool-matching,tool-matching,quick tool-changing(with 3 to 5 seconds), ...