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04D306 - Walter Topcut 3-Inch 60 Grit Twist-On Sanding Disc

Packaging: 50 in a pack
$3.18/ea $101.50/50 in a pack only $2.03/eaSave 36%

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OVERVIEW

Quick-Change Weld Blending for Tight Spots

For welders, time is money, and the Walter Topcut™ 3-Inch Sanding Disc is built to keep you grinding, not waiting. When you are finishing welds in tight corners or prepping surfaces in confined spaces, you need an abrasive that cuts fast and changes faster. The 04D306 features a Twist-on (Type R) fastening system, allowing you to snap the disc on and off your die grinder with a simple twist. No wrenches, no hassle—just continuous productivity.

This disc is powered by aggressive Zirconia Alumina grain, which self-sharpens as it wears. This means you get a consistent cut rate from the first spark to the last, without the glazing common in cheaper discs. The 60 grit abrasive is the perfect workhorse for the shop; it is coarse enough to knock down weld beads and heavy spatter, yet fine enough to blend surfaces for a smooth transition. The blue backing makes it easy to spot in your toolbox, so you always grab the right grit for the job.

Whether you are working on a custom stainless exhaust, an aluminum frame, or structural steel, the Topcut disc runs cool to prevent heat discoloration and warping. Its compact 3-inch size gives you the control you need for precision detail work that larger grinders simply can't handle. Equip your shop with Walter Topcut discs and experience the difference in speed and finish quality.

Why Welders Choose Topcut

  • Access Anywhere: 3-inch profile fits where 4.5-inch grinders can't.
  • Cool Running: Prevents blueing on stainless steel welds.
  • Tough Construction: Resists edge wear when grinding into corners.
Additional Information
Brand:Walter Surface Technologies
Grit:60
Size:3"
Used To Sand:Steel, Stainless Steel, Aluminum
Abrasive Material:Zirconia Alumina
Mounting Type:Twist-On (Type R)
Backing Material:Cloth
Color Code:Blue
Max RPM:20000
Packaging Description:50 in a pack

INCLUDED

  • 1x Topcut Sanding Disc 3" 60 Grit

APPLICATIONS

  • Blending and leveling welds in confined spaces
  • Deburring machined parts and metal edges
  • Surface preparation prior to painting or coating
  • Removing rust, scale, and oxidation
  • Finishing inside pipes, channels, and corners
  • General maintenance on steel, stainless steel, and aluminum

FAQ

This disc uses the Twist-on "TR" system, which is compatible with standard Type R (Roloc style) backing pads.

It is suitable for use on steel, stainless steel, and aluminum due to its cool-cutting Zirconia Alumina grain.

In the Walter Topcut system, the blue backing indicates that the disc is 60 grit.

You will need a pneumatic or electric die grinder equipped with a 3-inch Type R backing pad.

Yes, 60 grit is an excellent medium-coarse grade for leveling small welds and blending surfaces without gouging too deeply.

Zirconia is tougher and self-sharpening, meaning it cuts faster and lasts significantly longer than standard aluminum oxide discs.

Yes, the 60 grit is aggressive enough to strip paint and rust effectively from metal surfaces.

While specific RPM can vary by batch, these small diameter discs are typically rated for high-speed die grinders, often up to 20,000 RPM (always check the disc label).

CATALOGUE & SPEC SHEETS

Safety Data Sheet