3M 7010330324 Unitized Abrasive Wheel 8 Inch Aluminum Oxide

Product Description

The 3M 7010330324 is an 8-inch diameter unitized abrasive wheel built around aluminum oxide mineral and engineered for heavy-duty edge deburring and surface polishing on metal workpieces. This is an 800 Series wheel, which means it uses a high-density construction with extra-tough edge durability — a step up from the 700 Series in terms of wheel life under demanding conditions. The open web structure resists loading, helping the wheel stay aggressive longer during extended use. It accepts a 3/8-inch arbor and attaches to a grinder or finishing tool via a unitized wheel mandrel, sold separately. Metal fabricators, maintenance machinists, and industrial finishing techs are the primary users.

This wheel is suited for edge deburring, blending, and polishing operations on ferrous and non-ferrous metals, including stainless steel and aluminum. The aluminum oxide mineral performs consistently across both material types, making it a practical choice for shops that run mixed-metal workflows. The wheel runs in both clockwise and counterclockwise directions, which adds flexibility when mounting on different tools or machines. Typical applications include weld seam cleanup, part edge finishing after cutting or stamping, and surface conditioning on fabricated components in manufacturing and metalworking environments.

Key Features

• 800 Series high-density construction delivers harder wheel body and greater edge durability than 700 Series wheels
• Aluminum oxide mineral is effective on ferrous metals, non-ferrous metals, and aluminum
• Open web design resists loading for longer abrasive service life during continuous use
• Bidirectional rotation — runs clockwise and counterclockwise — for compatibility with a wide range of tools and machines
• 3/8-inch arbor center hole for use with a unitized wheel mandrel (mandrel sold separately)
• Well-suited for heavy-duty edge deburring and stainless steel polishing tasks

Compatibility

Designed for use with power tools and bench machines that accept an 8-inch diameter unitized wheel via a 3/8-inch arbor mandrel. The mandrel is sold separately and must be compatible with the spindle of the host tool or machine.

Installation Notes

Installation of unitized abrasive wheels should be performed by qualified personnel familiar with abrasive tooling and the machine being used. Power down and disconnect or lock out the tool before mounting or removing the wheel. Verify the tool's maximum RPM rating meets or exceeds the wheel's rated speed before operation, and confirm the mandrel is properly seated and torqued per the mandrel manufacturer's specifications. Always use appropriate eye protection and follow ANSI B7.1 safety standards for the use, care, and protection of abrasive wheels.

Technical Specifications

• Wheel Diameter: 8 inches
• Arbor Size: 3/8 inches
• Abrasive Mineral: Aluminum Oxide
• Series: 800 Series
• Wheel Density: High Density
• Rotation: Clockwise and Counterclockwise
• Package Dimensions: 8.38 x 8.38 x 3.69 inches
• Weight: 0.523 pounds
• UPC: 051115356617

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010330324