新潟精機(SK) AA 9.087 AA型测试针规
这是最流行的钢材。分径(mm)9.089089089089089087986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986986
- 型号: 新潟精機(SK) AA 9.087 AA型测试针规