500 PCS Carbon Steel Ball Bearings,Mixing Agitator Balls Assortment Kit Industry Accessories for Casters,Conveyors,Skates Transportation,Bicycle Mountain Bike Etc

【High Quality】:Bearing Steel Balls Made from Carbon Steel, Durability and Resistance to Deformity Under Heavy Loads Have Excellent Surface Quality, High Hardness and High Load Capacity Have Long Service Life. 【Surface Treatment】:Assorted Ball Bearings Quenching, Heat Treatment, Lapping, Bright the Surface of Steel Balls Are Round and Smooth That Give You a Comfortable Touch. 【Scope of Application】:Assorted Bike Ball Bearings is Suitable for Aerospace Industry, Automotive Industry, Minuteness Instruments, Meters, Motorcycles, Bicycles, Bearings, Food Machinery, Slide Screw Etc. 【Size】:11 Sizes to Meet Your Different Needs, Easy to Carry and Store, Convenient to Use and with Good Performance 【Warm Note】:These Small Size Balls Are Solid Steel, Please Keep Them Away from Children Under 5 Years Old to Avoid Choking