1) Size: 0.8mm 2) Grade: G100--G1000 3) Hardness: HRC 55--65 4) Complying with GB, ASTM, DIN, JIS standards

1.Material: Gcr15/ AISI 52100 / 100Cr6 2.Precision Grade: G10 3.Diameter: 2.0mm-6.35mm

Diameter:5.953mm  15/64 inch

Grade: G10

Material Standard: GBT18254-2002

Heat treatment: JB/T1255-2001

used for deep groove ball bearings,like: 6201zz,6202zz,6907zz and etc.

Material: Gcr15 / AISI 52100/ DIN100Cr6/EN31

Metallurgical Structure: grade 3

Sph: 0.11um

Vdwl: 0.13um

Average dB: 27dB

Ra:0.009um