Clear appearance, precise oil pressure, stable structure, polished and polished without burrs, tough without losing roundness, high quality and beautiful!
Gcr15 material, solid precision bearing steel ball, high-precision resistance to compression, smooth surface, hardness up , high-quality bearing machinery!
Special steel ball for screw rod, dry model inventory, complete addition and subtraction value models, high precision and high hardness (HRC62-65 degrees), super hard and wear-screw rod, slider, guide rail, linear bearing repair
The bearing steel ball has high precision, high hardness, smooth surface, good roundness, wear resistance
Suitable for bicycles, casters, drawer slides, door locks and many other applications