10 Pcs Manual instruments: 5 x U-shaped Tip Screwdriver Bit & 5 x Screw Extractor Set5 pc Screw Extractor Set. Easy to useAnti clockwise twist designRemoves broken screws, bolts, and studs without damaging bolt or hole threadsExtractors have round flutesMaterial: hard alloy steel+S2 Alloy SteelColor: As shownWith Handle Or Not:NoFeatures:MultifunctionalScrew Head Type:SpannerType:Magnetic ScrewdriverTempered chrome molybdenum steelIncludes a Plastic Storage CaseScrew Extractor Sizes: 3mm-6mm6mm-8mm8mm-11mm11mm-14mm14mm-18mmMagnetic:YesModel Number:Screwdriver SetScrew Head Type:U Shaped100% brand new and high quality.compatible with repair and maintenance on electronic, electrical and mechanical equipment.Those bits are magnetic that can be firmly fixed on screwdrivers, fitting compatible with electric screwdrivers, hand screwdrivers, electric drills, air drills and so compatible withth.Length:50 mmSize:U4,U5,U6,U7,U8.Type of shank:6.35mm /0.25 inch hex1/4 inch(6.35mm) Hex Shank Magnetic HolderPackage Contents:5 x U-shaped Tip Screwdriver Bit5 x Screw Extractor SetOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.