🔧 Extract with Confidence: Never let a broken bolt hold you back! Aggressive left-hand spiral design for maximum gripping power. Comes with a sleek metal index case for easy storage. Includes a range of sizes for various applications. Designed to effortlessly extract broken studs and bolts. Sizes etched on each tool for quick identification. Precise sizes etched 10-piece set Cobalt steel The IRWINHANSON Spiral Extractor and Drill Bit Set is a 10-piece toolkit designed for the efficient removal of broken studs, bolts, and screws. Featuring an aggressive left-hand spiral design for enhanced grip, this cobalt steel set includes various extractor sizes and corresponding drill bits, all neatly organized in a durable metal index case.