3M 7000121031 Scotch-brite Exl Deburring Wheel 4 Inch Fine

Product Description

The 3M 7000121031 is a convolute deburring and finishing wheel from the Scotch-Brite EXL line, designed for fast, consistent material finishing across a wide range of substrates. Its hard, dense construction removes burrs, blends surfaces, and polishes metals, composites, and glass without undercutting or distorting the workpiece. Weighing 0.25 pounds and sized at approximately 4 inches in diameter, this wheel integrates into both manual and robotic processing setups. The convolute build keeps the wheel running true, while the resin system minimizes smearing and heat buildup, reducing the risk of discoloration or warping on heat-sensitive materials.

This wheel is suited for deburring stamped or laser-cut parts and for finishing work following belt sanding operations. It performs well on metals, composites, and glass, making it a practical single-wheel solution for shops that handle varied materials. Its conformable characteristic allows consistent abrasive contact on complex or irregular part geometries, which is particularly valuable in automated and robotic finishing cells. Fabrication shops, metalworking operations, and maintenance technicians handling finish work will find this wheel applicable across multiple task types.

Key Features

• Hard, dense, convolute construction delivers a consistent, repeatable finish without gouging or undercutting
• Conformable design maintains abrasive contact on complex-shaped and irregular workpieces
• Effective on metals, composites, and glass, reducing the need to swap between wheels
• Unique resin system minimizes smearing and reduces surface cleaning time
• Minimizes heat buildup to protect heat-sensitive substrates from discoloration and warping
• Suited for integration into robotic and automated processing environments

Compatibility

Designed as a convolute deburring wheel for use on metals, composites, and glass in both manual and automated finishing applications.

Installation Notes

Mount this wheel on a compatible bench grinder, arbor, or automated spindle rated for the wheel diameter and operating RPM before use. Power down and lock out all equipment before mounting or changing wheels. Verify that the arbor size and mounting hardware match the wheel bore specifications. Operators should use appropriate eye protection and follow applicable shop safety standards during use.

Technical Specifications

• Wheel Diameter: 4 inches
• Grit Grade: Fine
• Construction Type: Convolute
• Weight: 0.25 pounds
• Package Length: 5.7 inches
• Package Width: 5.7 inches
• Package Height: 6 inches
• Unit of Measure: Each
• UPC: 00048011929613

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000121031