Uploaded March 2021 | Updated September 2026, 1 week ago

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I show making high precision gage balls from ultra micrograin carbide with normal machine shop tools. Includes rough grinding, lapping, polishing and measuring to very high levels. Hertzian contact deformations are discussed including calculations. ** 0.000005" = 0.127µm (not nm) **

#practitioner_of_the_mechanical_arts

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