1) Trast-thomhas a-muigh: +/- 0.05mm.
2) Tighead: +/- 0.05mm.
3) Fad: +/- 10mm.
4) Dèanamh cinnteach gu bheil bathar concentricity.
5) Tube bog: 180 ~ 210HV.
6) Neutral tube: 220 ~ 300HV.
7) Tiùb cruaidh: barrachd air 330HV.