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A carbide-edged oscillating tool blade for fast grout removal, designed to fit all major multi-tool brands without an adapter.
Pair withDEWALT DWA4221 Oscillating Carbide Rasp for Grout Removal$10.00
Categories : tools
SKU : WOR-TOO-223
The DEWALT DWA4220 Fastcut Carbide Oscillating Grout Removal Blade is a purpose-built accessory for removing old grout quickly and cleanly when you're renovating tile or preparing for a re-grout job. Carbide edging aggressively cuts through hardened grout, and the universal mounting fits all major oscillating tool brands without an adapter, so this single blade can work across your existing multi-tool collection.
Designed for oscillating multi-tools, the DWA4220 uses a carbide edge to chew through grout joints without loading up or overheating. The universal fit system means no adapter is required for Fein, Bosch, Dremel, Rockwell, Chicago Electric, Craftsman, Ryobi, and other leading oscillating tools.
Grout is abrasive and will quickly dull steel blades. The carbide edge on the DWA4220 holds up much longer, letting you remove old grout without excessive pressure. It's the right tool for jobs where speed and durability matter.
The blade mounts directly to the tool's accessory hub using the standard universal interface. That saves time on the job and makes it easy to switch between cutting blades.
This blade is engineered specifically for grout. Use it to clear old grout in a shower, floor tile, or backsplash before you apply new grout.
Carbide-edged cutting surface: aggressively removes grout without loading up.
Universal fit: compatible with all major oscillating multi-tool brands.
No adapter required: mounts directly to your tool.
Built for grout: ideal for removing old grout before re-tiling.
Model: DWA4220
Mounting: Universal
Application: Grout removal
Product Type: Oscillating Multi-Tool Blade
Compatibility: All major oscillating tool brands
Edge Material: Carbide
Adapter Required: No
Seller: Workbench World
MPN: DWA4220
Grout is a cement-based material that acts like sandpaper on cutting edges. Steel blades lose their bite quickly and can overheat. Carbide is much harder, so it keeps cutting longer and removes material faster. The result: less effort, less downtime, and cleaner grout lines.
Oscillating tools from major brands use a common accessory interface, but some blades are brand-locked with proprietary mounting. The DWA4220 uses the universal standard, so it fits without adapters. Just align it with your tool's mount, tighten, and go.
The universal mount fits all major brands, including DEWALT, Fein, Bosch, Dremel, Rockwell, Ryobi, Craftsman, and Chicago Electric, with no adapter required.
It's engineered specifically for grout removal. Using it on wood or metal will wear the carbide edge prematurely and reduce performance.
Lifespan depends on the material and pressure used, but carbide typically outlasts steel blades by several times when cutting abrasive grout.
No. The blade uses the universal oscillating interface, so it mounts directly to Fein and other major brands without any adapter.












This thing is a beast. Removed all the grout in my shower in no time. No more dust with a vac hooked up.
I'm not as strong as I used to be, but this blade still cut through the old grout. It took longer than expected, but I got the job done. I had to be careful not to gouge the tiles.
As a tile installer, I've tried many grout removal blades. This one lasts about three times longer than the standard ones. The carbide edge really holds up. It fits my Fein and DeWalt oscillating tools without any adapter. I've already ordered a backup.
It worked well at first but then got dull fast. Maybe I got a bad one.
I used this to remove grout around a small vanity sink. It did the job without much effort. The only issue is the price for a single blade.
I was skeptical about these newfangled carbide blades but this one surprised me. It chewed through the grout like it was butter. I'd recommend it to anyone.
Works great.
I watched a YouTube video and used this to remove grout from our old tile. It's so easy! The blade didn't break and my arms didn't fall off! Definitely a must-have for any DIYer.
It struggled with the thick grout bed I had. Maybe I expected too much. It's okay for fine lines.
This blade made regrouting my tub so much faster. I should have bought it earlier.
I've used many oscillating blades over the years and this one is among the best. It stays sharp and cuts cleanly.
I used it on a weekend project to remove grout from a backsplash. It was perfect. No complaints.
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