3M 7100023710 Unitized Wheel Mandrel 2x1/4x13/16 in

Product Description

The 3M 7100023710 is a unitized wheel mandrel designed to mount and drive unitized abrasive wheels in rotary tools, die grinders, and similar power tools. It accepts wheels with a 1/4 inch center hole and accommodates wheel diameters from 1-1/2 inches to 2 inches and widths from 1/4 inch to 1/2 inch. The mandrel shank measures 1/4 inch, making it compatible with standard collet chucks on pneumatic and electric die grinders. This is a toolroom and fabrication accessory installed by machinists, metal fabricators, and maintenance technicians performing surface conditioning, deburring, and blending operations.

This mandrel is suited for use in both light manufacturing and maintenance applications where unitized abrasive wheels are used to blend welds, remove burrs, or condition metal surfaces. It is appropriate for bench or handheld rotary tool setups and is sold in a minimum quantity of 5 units per order, making it practical for shop stock replenishment.

Key Features

• Accepts unitized wheels from 1-1/2 inches to 2 inches in diameter
• Compatible with wheel widths from 1/4 inch to 1/2 inch — maximum wheel width is 1/2 inch
• Designed for wheels with a 1/4 inch center hole
• 1/4 inch shank fits standard die grinder collet chucks
• Note: a 5/16 inch center hole is recommended for wheels of 6 density or harder

Compatibility

Designed for use with unitized abrasive wheels measuring 1-1/2 inches to 2 inches in diameter by 1/4 inch to 1/2 inch wide with a 1/4 inch center hole. For wheels rated 6 density or harder, wheels with a 5/16 inch center hole are recommended.

Installation Notes

Installation is performed by machinists or maintenance technicians using standard die grinder collet wrenches. Always power down and disconnect the air supply or electrical source from the rotary tool before mounting or removing the mandrel. Confirm the wheel is properly seated and the mandrel shank is fully secured in the collet before operating. Do not exceed the maximum RPM rating of the mounted wheel.

Technical Specifications

• Compatible Wheel Diameter: 1-1/2 inches to 2 inches
• Compatible Wheel Width: 1/4 inch to 1/2 inch (maximum 1/2 inch)
• Center Hole Size: 1/4 inch (5/16 inch recommended for density 6 or harder)
• Shank Diameter: 1/4 inch
• Unit of Measure: Each
• Minimum Order Quantity: 5
• UPC: 00048011139678

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7100023710