... . 2)ISO9001, ISO14001, ISO13485. 3)Pass Torque Test per customer requirement. 1. OEM non-standard steel nuts.1) High precision metal machining ... , ISO14001, ISO13485.5). Standard : AISI, ASTM, JIS, BS, DIN, etc. 2. Item Details:1)Material: 1215.2)Hardness: HV350-4003)Dimension:H5 ...