Material: Bearing steel Gcr15
200 x Steel Balls
HIGH QUALITY: These steel bearing balls are made of high quality Gcr15 bearing steel for pressure resistance and abrasion resistance.
GREAT PERFORMANCE: Excellent and smooth surface , high hardness and high load bearing capacity.
SIZE: Steel ball diameter is 6.35mm(1/4inch), and the tolerance is ±0.002mm, fit for many bearings.
200PCS: There are total 200 pieces in one set that you may use for many projects, very good deal.
WIDELY APPLICATION: Mainly used for industrial products such as hardware tools, electrical appliances, casters, bearings, etc.