Size: Steel ball diameter is 8.0mm, and the tolerance is 0.02mm; Diameter of steel ball:8mm[2.16g/pcs].Packing include 200pcs; Smooth Surface:The surface of steel balls are round and smooth, which will make you feel comfortable when you touch them; Material: These steel balls are made of high quality carbon steel ,abrasion resistance and non-magnetic; Application: Mainly used for outdoor sports, bearings and door locks etc.
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