1. Be able to produce this brake system spring with wire diameter of 0.03 mm and outside diameter of 0.3 mm;

2. With accurate free length;

3. Most of our 1.0--8.00 mm pressure springs machines are equipped with length detector and automatically selecting instrument;

4.These machines can calculate CPK automatically. Only with accurate free length, pressure springs achieve consistent force as per customers' requests;

5.Equipped with pressure spring machines and screen-display electronic magnifying gauge which were imported from famous Japanese machine maker.

6.OEM/ODM are welcome.