1. OEM non-standard cupper nuts
1) High precision metal machining parts
2) Min Tolerance: +/- 0.01mm
3) Surface treatment: Black; Zinc, Nickel, powder coating, sand blasting etc
4) Certification: ISO16949, ISO9001, ISO14001, ISO13485
5). Standard : AISI, ASTM, JIS, BS, DIN, etc.
2. Item Details:
1)Material: 1215
2)Hardness: 160