Main Features: Removes damaged screws that can not be removed with a standard screwdriver. Remove all kinds of broken or damaged head bolts, screws, and studs. Convenient and efficient, long service life. Black oxide finished for durability. Sizes: NO.1: 1/8' - 1/4' NO.2: 1/4' - 5/16' NO.3: 5/16' - 7/16' NO.4: 7/16' - 9/16' NO.5: 9/16' - 3/4' Thread Removal Range: - 1/8' - 1/4': for M3 - M6 - 1/4' - 5/16': for M6 - M8 - 5/16' - 7/16': for M8 - M11 - 7/16' - 9/16': for M11 - M14 - 9/16' - 3/4': for M14 - M18 Material: Steel Package Weight : 109 G / 3.84 Ounces Package Dimensions (L*W*H) : 60*40*20 MM / 2.36*1.57*0.79 Inches Package Include: 5 x Screw Extractors 1 x Package Box.
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