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Walter Coolcut XX 3" Spin-On Sanding Disc, 80 Grit

$52.24/ea $37.31/1 per each only $37.31/eaSave 29%

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OVERVIEW

Grind Fast, Change Faster

When you are in the middle of a fabrication job, time is money, and you don't have time to wrestle with your tools. The Walter Coolcut XX 3" Sanding Disc (48H328) is built for welders who need to blend welds, deburr edges, and clean up metal surfaces in tight spaces without slowing down. This isn't your average sanding pad; it's packed with aggressive Zirconia grit that bites into the metal, letting you strip away material quickly without having to lean your entire body weight into the grinder.

The 80 grit finish is the sweet spot for general blending—it's aggressive enough to smooth out a bead but fine enough to leave a surface that's ready for paint or a final polish. What sets the Coolcut XX apart is how cool it runs. We've all seen stainless steel turn that nasty blue color when it gets too hot; these discs are designed to prevent that, saving you from having to rework the piece. Whether you are working on mild steel brackets or custom stainless exhaust pipes, this disc delivers consistent performance from the first spark to the last.

Forget about fumbling with wrenches to change your abrasive. The Spin-On system (compatible with Roloc™ style pads) lets you twist the old disc off and spin a new one on in literally two seconds. It locks on tight and centers itself perfectly, so you don't get that annoying wobble that shakes your hands numb. Pop this 3-inch disc on your die grinder, and you'll be able to reach into corners and contours that a 4.5-inch angle grinder just can't touch.

Why Welders Choose Coolcut XX

  • Aggressive Bite: Zirconia grain rips through metal faster than aluminum oxide.
  • No Burn: Keeps your stainless steel looking stainless.
  • Instant Changes: Twist-on, twist-off mounting saves you frustration.
  • Tough Backing: Stands up to edges and corners without shredding immediately.
Additional Information
Diameter:3 in
Grit:80
Mounting Type:Spin-On, Type R
Abrasive Material:Zirconia Alumina
Max RPM:20000
Product Line:Coolcut XX
Packaging Description:25 per pack

INCLUDED

  • (1) 3" Coolcut XX Sanding Disc, 80 Grit

APPLICATIONS

  • Blending welds in tight corners
  • Deburring machined parts
  • Surface finishing on stainless steel
  • Removing rust and paint
  • General metal fabrication and maintenance

FAQ

This disc uses the Walter Spin-On system, which is compatible with standard Type R (plastic button) quick-change backing pads.

It is suitable for use on steel, stainless steel, and aluminum.

The 48H328 is an 80 Grit sanding disc.

Yes, you need a 3-inch backing pad with a Spin-On / Type R connection. Walter offers these, but other brands' Type R pads will also work.

These are smaller (3 inch) and designed for die grinders, making them better for detailed work and tight spaces compared to larger fiber discs used on angle grinders.

The maximum safe operating speed is 20,000 RPM.

For heavy removal, a coarser grit (like 36 or 50) might be faster, but this 80 grit disc is excellent for blending and smoothing the weld after the initial grind.
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