High precision steel ball bearings

Small steel ball bearings, choose high quality vacuum deairing with steel, and the material of the GCr15, use for international advanced processing technology (heat treatment, surface protective atmosphere strengthen treatment, etc.). In strict accordance with the ISO9002 quality assurance system standards organization production. Precision G5, G10, different precision level G16. Meet GB308-2002 national standards and ISO3290-1998 international standard. Apply to all kinds of ball bearings, motor bearing, car, precision machinery, special steel ball electric, equipment, instruments, and transportation tools, household electric appliances, etc in.