The 13 Pce | Alpha Damaged Nut and Bolt Extractor Set - 3/8in Drive Met/Imp is designed for removing rounded-off, rusted and painted-over bolts or nuts. Its metric and imperial socket range spans 1/4in through 3/4in, including 8, 10, 11, 12, 13, 14, 16, 17 and 19mm sizes. Reverse spiral flutes provide maximum gripping power. The forged SCM440 steel construction and black oxide finish provides durability and corrosion prevention. A 3/8in square drive and hex flats support the verified wrench and socket options, and a 3/8in to 1/4in impact adaptor is included.

• SCM440 steel: provides increased durability.
• Reverse spiral flutes: provide maximum gripping power on damaged fasteners.
• Black oxide finish: helps prevent corrosion and increases durability.
• Forged construction: is forged rather than cast.
• Square drive & hex flats: support use with the verified wrench and socket options.
• 13-piece size range: covers 8mm to19mm metric and imperial extractor sizes from 1/4in to 3/4in.
• Included 3/8in to 1/4in impact adaptor.