... from 16T to160T,3sets of CNC bending machine, 1set CNC punch machine, thread rolling machine, tapping drilling machine etc3) Measuring & testing : 3D Calipers, micrometer ... caliper, Recess Depth Gage, Cylindricity Measuring Instrument,Rockwell hardness Test Machine, Roughness Measuring Instrument,hardness tester, concentricity tester etc4) Surface treatment ...