... ISO14001:2000; minimum tolerance: +/-0.0001mm high alloy steel spline Specifications:1) Suitable for various automotive, electronic, telecommunications, mechanical ... a private enterprise, established in 2000.• with an emphasis on Researching, Developing, processing and exporting various kinds of precision ... Pins made of Iron, Copper and Aluminum, and so on, with an output of over 1 million pieces per ...