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The CENTAUR RDF - 190 is a Series 100 AF collet designed for precision workholding in machining applications. It accepts round stock from 5/8 inch (0.6250 inches) up to 41/64 inch (0.6406 inches), making it suitable for close-tolerance gripping of near-size material. The overall diameter measures 1.45 inches and the overall length is 2.5 inches. This collet is installed by machinists and tool-room technicians working with lathes, mills, or collet-chuck setups that accept Series 100 AF tooling. Its compact, accurate bore provides consistent clamping force across the capacity range.
The RDF - 190 is intended for use in machine shops, production environments, and tool rooms where Series 100 AF collet systems are in service. It is well suited to applications requiring repeatable stock gripping at or near the 5/8 inch nominal diameter, including turning, milling, and grinding operations. This collet ships as a single unit and is a direct fit for any spindle or chuck configured for the Series 100 AF standard.
Designed as a direct-fit collet for machine spindles and collet chucks configured for the Series 100 AF standard.
Installation should be performed by a qualified machinist with the machine powered down and the spindle fully stopped before inserting or removing the collet. Ensure the collet bore, taper, and mating chuck surfaces are clean and free of chips or debris before seating. Do not exceed the stated maximum capacity, as oversizing the stock can damage the collet taper or spindle nose. Follow machine manufacturer guidelines and applicable shop safety procedures during tool changes.
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