7.5mm*100pcs
Size7.5mm*100pcs
Special Features
- High precision, the bearing steel ball is ground and deep-processed by high-precision equipment, photoelectric vortex processing
- Wear resistance, high hardness of the bearing steel ball, long wear life
- The surface of the bearing steel ball has a smooth surface after heat treatment, grinding the photoelectric vortex, and the surface is like a mirror.
- Not fragile, the high hardness of the bearing steel ball also improves its toughness and is not easy to break during use.
- 【After Sales】: We support every product we sell, if there is any problem with the product, please remember to contact us before posting any comments.
Description
Material: bearing steel
Quantity: 100pcs
Model: 6.4/7/7.5/8/8.5/9/9.5/10/11mm
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