21MM SINGLE STEEL BALLS
21 mm Diameter
(1) Each
Chromium Steel Ball
Metric Class lll Hard (63+/-3 HRC)
Ground Chromium Steel 1.3505 (AISI 52100)
21 mm Diameter
(1) Each
Chromium Steel Ball
Metric Class lll Hard (63+/-3 HRC)
Ground Chromium Steel 1.3505 (AISI 52100)
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