3M 7000119121 Collet 1/4 Inch Disc Sander Die Grinder Part

Product Description

The 3M 7000119121 is a 1/4-inch collet designed as a direct replacement component for 3M disc sanders, die grinders, and cut-off wheel tools. A collet is the precision clamping sleeve that secures an accessory shank or bit into a rotating tool spindle. Proper collet fit is critical for safe operation and accurate work — a worn or damaged collet can cause runout, slippage, or tool failure. This replacement part restores the clamping function to OEM specification, keeping portable abrasive and cutting tools operating as intended in trade and industrial environments.

This collet is used in maintenance and repair of 3M pneumatic and electric abrasive tools. Typical installation scenarios include scheduled preventive maintenance on shop tools, field repair of grinders used in metal fabrication, HVAC ductwork preparation, pipe fitting, and similar trade applications. The 1/4-inch size is a common collet diameter across the 3M pneumatic tool lineup. Consult the owner's manual parts list and tool schematic to confirm the correct collet for your specific tool model before ordering.

Key Features

• 1/4-inch collet diameter for secure shank retention in compatible 3M tools
• OEM replacement component sourced for 3M disc sanders, die grinders, and cut-off wheel tools
• Restores proper spindle clamping function and reduces accessory runout
• Sold individually — single-unit replacement for targeted repairs
• Cross-references internal 3M part number 51115-06575

Compatibility

Designed as a replacement part for 3M disc sanders, die grinders, and cut-off wheel tools. Consult the owner's manual parts list and tool schematic to verify fitment for your specific 3M tool model before installation.

Installation Notes

Collet replacement should be performed by a qualified technician familiar with pneumatic or electric rotary tool service. Disconnect air supply or unplug the tool and verify it is fully de-energized before disassembly. Use the correct spanner or collet wrench for your tool model — do not use pliers or adjustable wrenches, as these can damage collet threads and spindle surfaces. Refer to the manufacturer's owner's manual and parts schematic for torque guidance and reassembly sequence specific to your tool model.

Technical Specifications

• Collet Diameter: 1/4 inch
• Unit of Measure: Each
• Minimum Order Quantity: 1
• UPC: 50051115065755

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000119121