Features: 1) Materials: AISI1010-85, AISI52100, 440C, 420, 410, 304, 316, 316L 2) Grades: G40, G60, G100, G200, G500, G1000, G2000 3) Size: 2mm--60mm 4) Complying with AFBMA1989, DIN, JIS standards 5) Applied in all kinds of exactitude machines, stainless bearings, valve balls, chemical and military related applications Packing:export carton, steel drum, According to customers' requirements