... "Y tap adaptor with shut-off valve, thread srewed type or quick snap type3 ways, 4 ways tap or ... precision machining service .Equipped with over 120 sets of CNC machine and punching machines, 100 sets of instrument lathe,2 ... , threading, broaching and knurling. Turning, Drilling, Polishing5) Equipment: CNC lathe, CNC milling machine, meter lathes, automatic lathing machines. 6) Parts can be supplied ...