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The CENTAUR RDF - 197 is a Series 100 AF collet designed to hold workpieces ranging from 47/64 inch to 3/4 inch (0.7500 inch) in capacity. With an overall diameter of 1.45 inches and an overall length of 2.5 inches, this collet fits standard Series 100 AF collet chucks used in machining and toolholding applications. It provides secure, concentric clamping force across its capacity range, making it a reliable choice for production and maintenance shop environments where consistent workholding is required. Machinists and tool room technicians are the primary installers of this type of collet.
The RDF - 197 is suited for use in Series 100 AF collet chucks found in milling, turning, and grinding setups. Its capacity range of 47/64 inch to 3/4 inch makes it appropriate for holding round stock, tooling, or bar material within that diameter window. This collet is applicable in both production machine shops and maintenance facilities where precision workholding is a routine requirement. Sold individually, it can be added as a single replacement or supplemental collet to an existing set.
Designed as an OEM-style replacement or supplemental collet for Series 100 AF collet chuck systems requiring a 47/64 inch to 3/4 inch capacity collet.
Collet installation and removal should be performed by a qualified machinist following the chuck manufacturer's procedures. Ensure the machine spindle is fully stopped and locked out before handling collets or collet chucks. Inspect the collet bore and chuck taper for debris, damage, or wear prior to installation, as contamination can affect clamping accuracy. Do not exceed the stated capacity range, as over-range use can damage the collet or chuck.
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