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15P456 - Walter Topcut 4.5 Inch 60 Grit Zirconium Resin Fiber Disc

Packaging: 25 per each
$2.76/ea $43.25/25 per each only $1.73/eaSave 37%

Usually ships within 3-5 business days

OVERVIEW

Grind Cool and Fast with Walter Topcut

If you are welding stainless steel, you know the struggle of trying to grind down a bead without overheating the metal. Heat buildup ruins your finish and can warp your piece. The Walter 15P456 Topcut™ 4-1/2" Sanding Disc is the solution for professional welders who need speed without the burn. Built with tough Zirconium grains, this 60-grit disc bites into the metal and stays sharp. Instead of just rubbing against the surface and generating heat, it cuts cleanly through weld seams, spatter, and excess material.

The secret is in the bond. Walter designed these discs to run cooler than standard fiber discs. This means you can push harder and work faster without worrying about turning your stainless steel blue. Whether you are blending a corner weld, cleaning up a fabrication, or prepping a surface for paint, the Topcut disc holds up under pressure. It is designed to last longer, so you aren't stopping every ten minutes to swap out a worn disc. This durability translates to money saved on consumables and less downtime in the shop.

This 60-grit version is your workhorse. It is coarse enough to strip away material quickly but leaves a decent finish that is easy to blend out. It fits standard 4-1/2 inch angle grinders (requires a backing pad with a 7/8" arbor nut). If you are tired of discs that glaze over or burn your workpiece, switch to Walter Topcut. It’s built to handle the daily abuse of a welding shop while delivering the professional results your customers expect.

Additional Information
Brand:Walter Surface Technologies
Diameter:4-5
Grit:60
Arbor In:7/8"
Used To Sand:Stainless Steel
Packaging Description:25-per-each
Grain Type:Zirconium
Disc Type:Resin Fiber Disc
Max RPM:13300
Backing Type:Fiber

INCLUDED

  • 1 x Walter Topcut 4-1/2" Grit 60 Sanding Disc

APPLICATIONS

  • Removing weld seams on stainless steel and steel
  • Surface blending and finishing
  • Heavy stock removal
  • Deburring sharp edges
  • Leveling fabrication joints
  • Preparing surfaces for painting or polishing

FAQ

It is specifically designed for stainless steel but works exceptionally well on mild steel and other alloys.

Yes, this is a resin fiber disc and requires a compatible backing pad (typically 4.5-inch) for safe operation.

This disc is 60 grit, suitable for medium-to-heavy stock removal and blending.

The arbor hole is a standard 7/8 inch, fitting most 4-1/2 inch angle grinder backing pads.

While Zirconium can cut aluminum, it is not optimized for it and may load up. Walter offers specific discs for non-ferrous metals.

The maximum safe operating speed is typically 13,300 RPM for 4-1/2 inch discs.

Topcut fiber discs generally offer faster initial stock removal, while flap discs offer a longer total life and a smoother finish in one step.

Yes, it features advanced cooling agents in the bond to minimize heat buildup and prevent blueing on stainless steel.

CATALOGUE & SPEC SHEETS

Safety Data Sheet