The Milwaukee® Open-Lok™ Multi-Material Multi-Tool Blade Variety Pack 3PC Provides You With An Assortment Of Optimal Cutting Performance In Multi-Material Applications Like Screws, Nails, Wood, Cement Board, Plaster, PVC, Drywall, and More. The Carbide Teeth Blade Lasts Up to 50X Longer Than Standard Bi-Metal Blades and Can Be Used In A Wide Range Of Materials While Maintaining A Longer Blade Life. The Thin Kerf Design and Aggressive Carbide Teeth Offer Faster Cuts and Better Cutting Performance In Wood or