The Milwaukee Universal Fit OPEN-LOK 8-Piece Oscillating Multi-Tool Blade Kit offers you a versatile assortment of top-performing oscillating blades. The extreme metal NITRUS CARBIDE oscillating multi-tool blade delivers up to 2X more cuts than Carbide Teeth blades - capable of over 300+ cuts in deck screws. The included Titanium Charged Bi-Metal blades have up to 15X Longer Life vs High Carbon Steel Blades. The high carbon steel blades have aggressive teeth for fast cuts in wood and other soft materials. All blades include the new reinforced Universal Fit OPEN-LOK Anchor for better strength and control while cutting as well as compatibility with all major brands of non-Starlock tools. This Milwaukee oscillating tool blade kit is designed and made in the USA with global materials and includes a storage case.