Ụdị: nkwonkwo ụkwụ
Gloss: na-acha ọcha
Ihe onwunwe: cobalt chromium molybdenum alloy
Usoro: nkedo wax furu efu
Ntachi obi: inyefe machining ± 0.3mm
Ọkọlọtọ Executive: YY0117.3-2005, ISO5832-4
