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The PARLEC DA300-6MM is a double angle collet designed for precision workholding in CNC machining and manual milling applications. Part of the DA300 collet series, it features a 6.00 mm (0.2362 inch) bore size and an overall length of 1 inch. The outer diameter measures 0.3750 inches. Double angle collets use a dual-taper contact geometry to deliver uniform clamping force around the tool or workpiece shank, reducing runout and improving repeatability. This collet is installed and serviced by machinist trades and CNC setup technicians working in production and job-shop environments.
This collet is suited for use in DA300-series collet chucks found on CNC machining centers, knee mills, and rotary indexing fixtures. It is appropriate for holding round-shank cutting tools or workpieces at the 6 mm nominal size in both roughing and finishing operations. The DA300 series is a widely adopted double angle collet standard in North American and international machine shops handling medium-duty cutting applications.
Designed as an OEM-style replacement or standard tooling collet for DA300-series collet chucks and compatible workholding systems accepting the DA300 collet standard.
Installation should be performed by a qualified machinist or CNC setup technician with the machine in a full stop and lockout-tagout procedures applied before any tooling changes. Clean the collet bore and chuck taper thoroughly before seating to prevent fretting or runout from contamination. Do not exceed the torque or clamping range specified by the collet chuck manufacturer for the DA300 series. Inspect the collet for wear or chipping at regular intervals, as a damaged collet can compromise tool retention and workpiece accuracy.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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