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