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When you are staring down a long seam weld that needs to disappear, you don't want a sanding disc that glazes over halfway through the job. You need the Walter Coolcut XX 4-1/2" Sanding Disc. This 50-grit beast is built for welders who demand performance and speed. The Coolcut XX isn't your average hardware store sandpaper; it features premium ceramic grains that act like tiny cutting tools, slicing through metal rather than just rubbing it away. This means you can lean into the grinder and watch the sparks fly as the weld profile drops flat in record time.
One of the biggest headaches when grinding stainless steel is heat. Get it too hot, and you end up with the dreaded "rainbow" heat tint or, worse, you warp the sheet metal. Walter named this disc "Coolcut" for a reason. The advanced bonding agents and grain structure work together to dissipate heat, allowing you to grind aggressively without cooking the part. This is a game-changer for finishing work on railings, tanks, and architectural metal where the final look matters just as much as the structural integrity.
This 5-pack of 50-grit discs is the perfect addition to your consumables arsenal. The 50-grit rating strikes a perfect balance—coarse enough to rip down a heavy MIG weld quickly, but refined enough to leave a scratch pattern that is easily blended out with a finer disc or conditioning pad. Simply mount this on your 4-1/2" grinder with a turbo or standard backing pad, and feel the difference that a high-quality ceramic abrasive makes. Less vibration, less heat, and more metal on the floor where it belongs.
| Additional Information |
|---|
| Brand:Walter Surface Technologies |
| Diameter:4.5 in |
| Grit:50 |
| Packaging Description:5 per each |
| Used To Sand:Steel, Stainless Steel, Aluminum |
| Arbor (in):7/8" |
| Grain Type:Ceramic |
| Disc Type:Resin Fiber Disc |
| Max RPM:13300 |
| Backing Material:Fiber |
