Description These reciprocating saw blades last up to 50% longer* and feature patented tooth forms that deliver fast, smooth cuts in wood and metal-cutting applications. Their Bi-Metal construction is designed to extend blade life and minimizes blade breaks. Each kit contains an assortment of blades for a variety of cutting applications and a collapsible ToughCase or easy storage. Made in the USA with global materials.UP TO 50% LONGER LIFE*: Patented tooth forms optimize chip removal for efficient cutting and long life. *Average performance of DEWALT reciprocating saw blade range vs. prior generation DEWALT bladesSTRAIGHT CUTS & INCREASED DURABILITY: Tall, thick blade profile provides straight cuts in heavy metal cutting applications and adds durability for tough demolition applicationsDURABLE BLADE DESIGN: Bi-metal construction delivers blade flexibility and a long-lasting cutting edgeMADE IN THE USA WITH GLOBAL MATERIALS**. ToughCase Container made in China.Holds blades and fits in power tool kit boxBlade Length (in): 6, 8, 9Blade Thickness: .065