... equipment, musical instrument etc.6) OEM orders are welcome.Features:1) main machines used: automatic precision lathes, CNC lathes.2) dimension available ... .1. Standards: ASTM B18.2.2; DIN931, DIN933, DIN558, DIN601, DIN6914, DIN7990 2. Grades: SAE J429 Gr. 2, Gr5 , Gr.8, class ... 5, class 6, class 10, etc.3. Surface: plain, black, phosphate, zinc, hot ...