The Diablo DOU175BW10 Demo Demon 1-3/4 in. Bi-Metal Oscillating Blades for Nail-Embedded Wood (10-Pack) is a heavy-duty accessory set for oscillating multi-tools. This is an oscillating multi-tool blade set designed for cutting nail-embedded wood in demolition, repair, and remodel work. Model Number: DOU175BW10. If you are doing tear-out, undercutting, patch work, or controlled plunge cuts where wood and fasteners are mixed together, this is the kind of blade pack that makes more sense than burning through general-purpose blades.

Diablo built this blade around jobsite durability. The ultra-hardened cutting edge is rated for up to 5 times longer life than standard bi-metal blades, which matters when the cut is ugly and the material is not forgiving. Instead of slowing down every time the teeth hit a hidden nail, these blades are meant to stay productive in the kind of demolition work that eats cheaper accessories fast.

The 1-3/4 inch cutting width gives you a useful balance between reach and control. It is wide enough to make efficient plunge cuts and flush cuts in common remodeling tasks, while the 1-3/4 inch cut depth gives you enough blade to get into trim, sheathing, flooring, and other wood assemblies without stepping up to a larger, harder-to-control accessory. For contractors and serious DIY users, that makes this a practical everyday blade for rough removal and selective demo.

One of the more useful details here is the Curve Contact Edge. That edge helps the blade start cleaner when you are plunging into a surface, and it reduces vibration compared to a more abrupt tooth line. On the job, that translates to better cut placement and a steadier feel when you are working in tight spots, cutting out damaged sections, or trying not to wreck surrounding material.

Diablo also uses its Black I.C.E. coating to protect the cutting edge from wear. That coating is there for durability first, not looks. In repeated cutting through wood with embedded fasteners, heat and abrasion wear blades down fast. A wear-resistant coating helps the blade hold up longer so you spend more time cutting and less time swapping accessories.

Compatibility is another strong point. The universal fit interface is adapter-free and designed to work with major corded and cordless oscillating multi-tools from brands including Bosch, Craftsman, DeWalt, Dremel, Fein, Hart, Makita, Milwaukee, Porter-Cable, Ridgid, and Rockwell. That makes the Diablo blade easy to drop into an existing setup without chasing special adapters. The one important limitation is clear: it is not compatible with Starlock tools.

This 10-pack is a smart buy for remodelers, flooring installers, general contractors, maintenance crews, and anyone who uses an oscillating multi-tool as a daily problem-solver. It is especially well suited for users who regularly cut nail-embedded wood and want a blade that lasts longer under rough conditions. If you mostly cut clean trim or soft material only, you may not need this level of blade. But if hidden nails are part of your normal workday, this is the right category of blade to keep on hand.

Buy These When Clean Wood Is Not the Job

The Diablo DOU175BW10 Demo Demon 1-3/4 in. Bi-Metal Oscillating Blades for Nail-Embedded Wood (10-Pack) is the kind of blade pack that earns its keep fast if your oscillating multi-tool lives in demo and repair work.

• Who it's for: Remodelers, maintenance techs, flooring installers, and contractors cutting through wood that may have nails, staples, or surprises buried in it.
• Why it stands out: The combination of a bi-metal tooth design, Black I.C.E. wear protection, and a plunge-friendly Curve Contact Edge gives it a real-world advantage in rough cuts.
• Worth knowing: The universal fit is a big plus, but if you run a Starlock tool, this is not your blade.

• What material is this blade made to cut? It is designed for nail-embedded wood applications.
• Will this fit most oscillating multi-tools? Yes. It uses a Universal Fit interface that is designed for many major oscillating multi-tool brands, but it is not compatible with Starlock tools.
• What is the blade cut depth? The listed cut depth is 1-3/4 inches.
• Is this a single blade or a set? This is a 10-pack of Diablo Demo Demon bi-metal oscillating blades.