A na-eji ihe eji eme ihe n'ọtụtụ ebe na eletriki, ngwa ụlọ, ngwa eletriki, akụrụngwa ahụike, moto, ngwaọrụ ahụike, igwe textile, akụrụngwa, akụrụngwa, igwe na-akpụ akpụ na igwe dị iche iche pụrụ iche wdg.

Uru asọmpi

1. Ogo ọkwa: rute otu ọkwa dị ka ndị Japan na Europe bearings

2. Ọkwa ndidi: ABEC-3 (P6) ABEC-5 (P5) ABEC-7 (P4)

3. Esemokwu dị ntakịrị na mkpọtụ kacha nta

4. Nnukwu ọsọ

5. All size miri uzo bọl ibu