Ndị na-emepụta Drill Chuck

1. Iji quenching usoro hardness na elu eyi iguzogide na-obi na ala carbon ígwè siri ike mgbe quenching nke mere na shank nwere ike idi mmetụta ibu carburization omimi> 0.8M.
2. Dayameta si F1-F100mm ogologo si 10m-10000m ogologo roundness banyere 0.5UM elu roughness RA banyere 0.02UM.
3. A na-ejikarị ya eme ihe, nke kwesịrị ekwesị maka ịkụnye ihe ọkụkụ na-agba chaa chaa, mgbatị etiti, ngwá ọrụ nkwụsịtụ ogologo na ngwá ọrụ ndị ọzọ.