Spherical Technology Ball (STB) was formed to serve the North American marketplace on requirements for Precision Steel Balls as well as Precision Balls made from other materials. Depending upon ball diameter and material we can provide in Grade 10 through Grade 1000. Our diameter size range depending on material is 1mm (0.0394”) to 50.8mm (2.000”) except for Chrome Alloy, 420SS and 440C we have increased to diameter to 76.2mm (3.000”) . . . more>>
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