Neiko 04200A Drive Nuts, Drill Bits and Drill Guides Screw and Bolt Extractor Kit (25 Piece), Clear Quality constructed extractor kit contains high speed steel drill bits, chrome vanadium pins, steel drill guides, and alloy steel extractor nuts This set easily removes any broken fasteners from bolts, nuts, and screws without breaking or jamming Turn broken fasteners out while permitting the highest torque without any expansion This versatile set contains all essential tools for you to easily extract screws and bolts and can be used on thread sizes 5mm to 16mm Set is labeled with recommended drill bit size and is stored away in a sturdy handle case; the set includes: 5pc Drill Bits (1/8", 3/16", 1/4", 5/16", 11/32"), 5pc Extractor Pins, 10pc Drilling Guides, and 5pc Extractor Nuts