13-Piece Bolt Extractor Kit. Why Choose Our 13-Piece Bolt Extractor Kit?. Engineered for strength and resilience, designed to tackle the toughest fasteners. Includes a comprehensive set of 13+1 pieces, including sizes 3/4"(19mm), 11/16", 17mm, 5/8"(16mm), 9/16"(14mm), 13mm, 1/2", 12mm, 7/16"(11mm), 10mm, 3/8", 5/16"(8mm), 1/4", and hex adapter.
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