The MILWAUKEE® Universal Fit OPEN-LOK™ 5-Piece Oscillating Multi-Tool Blade Variety Set offers an assortment of blades for multiple applications. The Titanium Enhanced Bi-Metal Blade uses premium high-speed steel and lasts up to 15X longer than standard high carbon steel blades. This oscillating multi-tool blade set includes a bi-metal blade ideal for soft metals and two for smooth cuts in wood and nails, PVC, and drywall. The Japanese Tooth blade features PRO-CURVE for fast, clean cuts and greater control in hardwood, clean wood, PVC, and drywall. The oscillating wood blades have aggressive, precision ground teeth for fast cuts in wood, drywall, and PVC. This Milwaukee multi-tool blade set is designed and made in the USA with global materials.