... Technical specifications of Floor-type Boring-milling lathes ModeTechnical specificationsUnitT6920BTK6920BSpindle box partDiameter of boring barmmΦ200Taper of main spindle ... vertical lathes, CNC vertical lathes, CNC horizontal lathes, milling machines, boring machines, drilling machines, single-column vertical lathes, ... bed .7. Product pictures CNC Floor type TK6920B boring milling lathe machine