1. Boitsebiso: X46Cr13 /4Cr13(tšepe e sa hloekang), 20MnCr5/20CrMnTi (tšepe ea alloy) e hlophisitsoeng
2. Ho thatafala: HRC54-60.
3. Diameter: 1.0mm ho fihlela ho 28mm; bophara ba ka ntle: ho fihlela ho 1800mm.
Re ka etsa hore li-ring tse fapaneng li shoe bakeng sa mefuta e mengata, joalo ka CPM, ZHENGCHANG,FAMSUN,BUHLER,YEMMAK,BAHOO, YULONNG,IDAH,CPP, OGM.