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The ACCUPRO 777634 is a collet chuck wrench designed for use with TG and PG 75 series collet chucks. It provides the mechanical advantage needed to properly seat and release collets in compatible toolholding systems. The wrench is built to match the geometry of TG and PG 75 collet nuts, allowing technicians and machinists to apply consistent torque without slipping or damaging the collet nut. At 1 pound, it is a lightweight hand tool suited for bench use in machine shops and toolroom environments. This is a dedicated wrench for a specific collet series, not a general-purpose spanner.
The 777634 is used in machining and toolholding applications where TG 75 or PG 75 collets are installed in milling chucks, toolholders, or spindle assemblies. It is a standard accessory for shops running these collet sizes on CNC machining centers or manual mills. Proper use of a matched wrench prevents galling on collet nut threads and ensures repeatable collet engagement. This tool is appropriate for toolroom technicians, CNC setup personnel, and machine operators responsible for toolholder maintenance.
Designed for use with TG series and PG series 75 collet chucks and their associated collet nuts.
Ensure the spindle or toolholder is secured and the machine is powered down before seating or removing collets. Use this wrench only with TG 75 and PG 75 collet nut profiles. Do not substitute an adjustable or non-matched wrench, as doing so may damage the collet nut flats and compromise holding force. Follow the toolholder manufacturer guidelines for proper collet seating procedure.
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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