[Material]-- Made of high quality steel, which is hard, anti-rust and durable. High-hardness and high-precision. Smooth surface give you comfortable touch.
[Hard-Wearing Corrosion-Resistant]--This steel is a bearing-grade alloy steel.has high hardness, exceptional wear duration, and resistance to deformation on our steel ball bearings.
[Maximum Strength]--All of our chrome bearings are through-hardened for maximum strength and extended service life. These non-magnetic chrome steel bearing balls are free of cracks and blemishes.
[Handy Packing and Size]--Size:2-1/2"-2.5''-63.5mm,total 2pcs steel ball assorment kit packed in a clear plastic case, makes it easy to find correct item quickly, saves your time of running around looking for a ball.
[Applications]--Suitable for auto parts, bicycles, valves, refrigerators, air conditioners, bearings, photographic equipment, drawer slides and many other applications.