Milwaukee Open-Lok™ 1-1/8" Bi-Metal Blades, 10-Pack are crafted from premium high-speed steel and designed for use with Oscillating Multi-Tools. Their innovative cut-away body shape allows for faster plunge cuts, while the raised Open-Lok™ Anchor ensures quicker blade changes and flush cuts. These bi-metal blades are for detailed cutting tasks in wood, nails, PVC, and drywall. Enhanced with a titanium coating, they 15 times the lifespan d to high carbon steel blades. The blades also feature a protective black oxide coating and are laser etched for easy identification. Proudly made in the USA with global materials. Model Number: 49-25-1259