Anyị kwadebere ngwa nyocha zuru oke maka ụdị gia cylindrical dị ka hexagon, Zeiss 0.9mm, Kinberg CMM, Klingberg CMM, Klingberg P100/p65/p26 Ebe a na-atụle GEAR, Gleason 1500GMM, mita roughness nke Germany Marr, Profiler Roughness Mita, Projector, Ngwa Ịha Ogologo wdg., Klingberg
Tupu mbupu ọ bụla, anyị ga-enye ndị ahịa akụkọ ndị a n'okpuru iji lelee nkọwa iji jide n'aka na a ghọtara ihe niile nke ọma ma dị mma izipu.
1) Ịse ihe n'ụdị afụ
2)Dakụkọ ime ihe
3)Hakụkọ nri tupu ọgwụgwọ okpomọkụ
4)Hakụkọ nri mgbe ọgwụgwọ okpomọkụ gasịrị
5)Makụkọ mbara igwe
6)Aakụkọ nhazi
7)Pictures na vidiyo nnwale niile dịka runout, Cylindricity wdg.
8) Akụkọ nnwale ndị ọzọ dịka ihe ndị ahịa chọrọ si dị, dịka akụkọ nchọpụta ntụpọ