MILWAUKEE® NITRUS CARBIDE™ Extreme Metal Universal Fit OPEN-LOK™ Oscillating Multi-Tool Blades provide the ultimate cutting experience, delivering the fastest cuts and longest life on the job site. The NITRUS CARBIDE™ Extreme Metal Multi-Tool Blade delivers up to 2X more cuts than carbide-tipped blades – able to complete hundreds of cuts in deck screws. The Extreme Metal Blade is ideal for cutting metal fasteners such as bolts, screws, nails, and threaded rod. The new Universal Fit OPEN-LOK™ anchor is reinforced for added strength and control and allows for quick blade changes on over 100 multi-tools. Not compatible with Starlock tools. MILWAUKEE® Oscillating Multi-Tool Blades are designed and made in the USA with global materials. Available in 1, 3, or 5 packs.