The Milwaukee® Open-Lok™ Multi-Tool Blade Variety Kit 9PC Provides You With An Assortment Of Blades For Metal, Multi-Material, Hardwood, and Clean Wood Cutting Applications. The Set Includes A Carbide Teeth Metal Blade That Lasts Up to 50X Longer Than Standard Bi-Metal Blades and Can Be Used In A Wide Range Of Metal Materials While Maintaining Longer Blade Life Such As; Screws, Bolts, Nails, and More. Titanium Charged™ Bi-Metal Blades Have An Optimized Titanium Blend For Maximum Wear-Resistance and Up to 1