... offer a wide range of metal machining parts with 100 set CNC Machines.for elctrical ,fastening. ... 100 SET OF CNC machines for high output with quick delivery 2,Skilled and rich experienced staff ... of punching machines for punching process.5, One Hot-forging machine6,2 sets of Vibration bolishing machines,Welding ... Depth gages.4, thread gages,ring threads gages with many sizes,NPT,NPTF,BSPP,BSPT,NH,M ...