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The KENNAMETAL 2636451 is a keyed drill chuck designed for precision drilling applications in CNC machining environments. It accepts drill shanks from 0.02 to 0.512 inches (0.51 to 13.00 mm) and mounts via a tapered HSK63 interface, making it compatible with machine spindles that use the HSK63 taper standard. The chuck body is constructed from steel and features a 50 mm sleeve diameter with a closed length of 4.96 inches (126.00 mm). It is installed by tool-room machinists, CNC operators, and setup technicians working on vertical machining centers, drill presses, and multi-axis CNC platforms requiring secure, repeatable drill holding.
This chuck is suited for production and job-shop environments where a wide capacity range and rigid HSK63 tooling connection are required. The keyed design provides positive clamping force on drill shanks, which is preferred in applications involving harder workpiece materials or higher spindle speeds where a keyless chuck may not provide sufficient grip. It is appropriate for use on equipment with HSK63-compatible spindle interfaces in both light and heavy-duty drilling operations.
Designed for use with machine spindles featuring an HSK63 tapered interface. Confirm spindle taper specification on the target machine before installation.
Installation should be performed by a qualified machinist or CNC setup technician familiar with HSK tooling systems. De-energize and lock out the machine spindle before mounting or removing any tooling. Inspect the HSK63 taper bore and chuck taper for nicks, burrs, or contamination before seating the chuck. Follow the machine tool manufacturer's clamping procedures and torque guidelines for HSK63 toolholders.
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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