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The TUNGALOY 6807467 is a T20 Torx driver designed for securing clamp screws on indexable cutting tools used in drilling applications. With a 4.6 mm hex drive, it delivers the torque transfer needed to properly seat and lock clamp screws on indexable toolholders without slipping or rounding. This driver is a dedicated service tool used by machinists and toolroom technicians when indexing inserts or performing routine insert changes on compatible drilling toolholders. Keeping the correct driver on hand reduces downtime during insert changeovers and protects screw head geometry from damage caused by incorrect or worn drivers.
This driver is suited for use on TDXU-style indexable drilling toolholders. It is compatible with CSTB-5 clamp screws and works with XPMT 150512R-DJ, DS, and DW series inserts. Typical use is in production or job-shop machining environments where indexable drill bodies are in regular service and insert changes occur frequently. The T20 Torx interface provides positive engagement with the fastener, which is particularly important when working in tight clearances around toolholder pockets.
Compatible with TDXU-style indexable drilling toolholders using CSTB-5 clamp screws. Verified for use with XPMT 150512R-DJ, XPMT 150512R-DS, and XPMT 150512R-DW indexable inserts.
Insert changes and clamp screw service should be performed with the machine fully stopped and the spindle locked. Use this driver to engage the T20 Torx fastener fully before applying torque to avoid cam-out and screw head damage. Follow the toolholder manufacturer's recommended seating procedure when securing indexable inserts. Do not use impact tools with this driver.
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