Buy ball :
Item 1: 1 ball according to DIN 5401. Diameter 12 mm. Accuracy class G40. Hardening and tempering 740 + 160 HV10. Material 100Cr6
Item 2: 60 balls according to DIN 5401. Diameter 2 mm. Accuracy class G40. Hardening and tempering 740 + 160 HV10. Material 100Cr6