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04C312V - Walter Coolcut XX 3-Inch Ceramic Sanding Disc, 120 Grit, Twist-On (10-Pack)

Packaging: 10 per each
$27.02/ea $172.50/10 per each only $17.25/eaSave 36%

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OVERVIEW

Stop Wasting Time on Disc Changes

As a welder, you know that surface preparation and finishing are just as important as the weld itself, but they shouldn't take all day. The Walter Coolcut XX 3-inch sanding disc (04C312V) is built to help you get the job done faster so you can move on to the next project. With its 120-grit ceramic abrasive, this disc is your go-to tool for smoothing out grind marks, blending welds, and prepping surfaces for paint or polishing. Unlike cheaper discs that glaze over or lose their bite after a few minutes, the Coolcut XX uses self-sharpening ceramic grains that keep cutting aggressively right down to the backing.

The "Twist" quick-change system is a game-changer for shop efficiency. We've all been there—fumbling with wrenches or stuck nuts while the clock is ticking. With this system, a simple quarter-turn is all it takes to swap out a used disc or change grits. It fits securely onto your die grinder's backing pad and stays put, giving you the confidence to lean into the work without worrying about the disc flying off. The 3-inch size is perfect for those hard-to-reach spots, like inside corners, pipe interiors, or around complex fixtures where a 4.5-inch grinder just won't fit.

Heat is the enemy of a good finish, especially on stainless steel and aluminum. The Coolcut XX is designed with Cyclone Technology to run cool, preventing the metal from turning blue or warping under heat stress. This means less rework and a cleaner looking final product. Whether you are cleaning up a TIG weld on aluminum or blending a MIG bead on mild steel, this disc provides a smooth, consistent finish every time. The 10-pack packaging ensures you have enough supply to get through the week without constant reordering.

Don't settle for average abrasives that slow you down. Upgrade to the Walter Coolcut XX and experience the difference that premium ceramic grain and a solid quick-change system can make in your daily fabrication work. It’s tough, fast, and reliable—exactly what you need in a professional welding shop.

Additional Information
Brand:Walter Surface Technologies
Diameter:3
Grit:120
Packaging Description:10 per pack
Used To Sand:Steel, Stainless Steel, Aluminum
Grain Type:Ceramic Blend
Attachment Type:Twist (Type R Compatible)
Series:Coolcut XX
Technology:Cyclone Technology

INCLUDED

  • 10 x Coolcut XX 3-Inch Sanding Discs (Grit 120)

APPLICATIONS

  • Blending and finishing welds on stainless steel
  • Surface preparation and cleaning on aluminum
  • General sanding and stock removal on mild steel
  • Contour work in tight spaces and corners
  • Removing light rust, oxidation, and coatings
  • Smoothing grind marks prior to polishing

FAQ

The 04C312V Coolcut XX disc has a grit rating of 120, making it suitable for fine finishing and blending.

It uses the Walter Twist system, which is a quick-change attachment compatible with standard Type R (Roloc style) backing pads.

Yes, the Coolcut XX is designed to work effectively on aluminum, as well as steel and stainless steel, without excessive loading.

This product (SKU 04C312V) is sold as a package of 10 sanding discs.

The disc has a diameter of 3 inches (75mm).

Ceramic grains are self-sharpening and harder than standard aluminum oxide, providing a faster cut rate and significantly longer product life.

Yes, you need a 3-inch backing pad with a Twist/Type R attachment. Walter offers specific pads for contouring (orange) or blending (black).

While it removes material efficiently, 120 grit is primarily for finishing and blending. For heavy stock removal, a coarser grit (like 36 or 50) would be more appropriate.