Vortex Tool 04220-12 12mm ER20 Collet

Made from high-carbon bearing steel that is heat-treated for improved flexibility and longer life. Each collet is precisely ground and honed using a swiss technique, then individually inspected and tested for accuracy. Compatible with DR, RD, ESX, AR & BR series collets. Runout (T.I.R.) only .0002” Collapse Range 0.039”

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