• COMPLETE SET: Effortlessly restore stripped, damaged, and worn internal threads using this SAE helicoil thread repair tool kit. The set includes drill bits, screw taps, wire thread inserts, and installation & tang break-off tools in the 5 most needed SAE sizes: 1/4", 5/16", 3/8", 7/16", and 1/2"
• WIDE APPLICATIONS: Our universal rethreading tool kit engineered to effectively handle tasks across a variety of materials, including aluminum, iron, carbon steel, bronze, and magnesium. Our thread repair set is ideal for use in automotive and plumbing applications
• BUILT TO LAST: The drill bit in this thread repair tool set is constructed from high-speed steel for superior handling with your drill, while each insert is made of 304 stainless steel for greater strength and endurance
• EFFICIENT OPERATION: The 135° drill bits quickly create room for the installation tools to smoothly fit the inserts that repair your old threading, and the break-off tools clean things up for use
• EASY ORGANIZATION: These thread repair kit comes with a rugged blow-molded case to keep everything organized for easy storage or transportation between jobs