... ′request, can punch other shape holes such as elliptical shape, square shape, rectangular shape, etc.7.Adopt CNC technology, servo motor ... , or use CAD/CAM direct conversion.11.Loading, marking, punching, cutting and unloading are all performed automatically. Angle size/mm40x40x3~140x140x12Max ... and USB interface JX4014 High Speed CNC Punching Marking and Cutting Machine for Angles