The main characteristics:

The main steps to produce the ball: heading, , polishing, heat treatment, grinding, lapping, packing
the special and fine producing-technique; the tiptop production equipment, like: resin super fine grinding machine from Japan; the precision test equipment, automatic steel ball shape tester, Rockwell & Vickers hardness tester, steel ball vibration measurer, roundness meter and an appropriate scale of operation
Should any of these items be of interest to you, please let us know. We will be happy to give you a quotation upon receipt of your detailed requirements.

We look forward to receiving your enquires soon.