Roller bearing high quality
Bearing partner of a large company, exporting to the United States
Bearing partner of a large company, exporting to the United States
Professional hardware parts processing, non-standard customization.

Customized tungsten steel GO/NO GO gauge according to customer’s request, precision ± 0.0005mm!!!


High quliaty parallel blocks, accept custom sizes.
Chrome steel Gcr15, hardness is about HRC55
Work surface parallelism 0.005mm
The sample is perfect, thanks for your confirmation and trust, we will arrange mass production immediately!