https://www.speedymetals.com/p-1556-58-rd-stressproof-or-equivalent-turned-ground-polished-000-001.aspx
Speedy Metals 5/8" Stressproof (1144) Steel Round
Buy Stressproof (1144) Steel Round from Speedy Metals, America's favorite online metal store with unsurpassed service, highest quality and best selection.
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