The 25 pieces bolt nut extractor set is constructed from high-strength chrome molybdenum steel, with a protective black phosphate coating.Set Includes: 3/8'' Dr: 1/2"(13mm), 15/32"(12mm), 7/16"(11mm), 3/8"(10mm), 11/32"(9mm), 5/16"(8mm), 1/4".1/2'' Dr: 1-5/64"(27mm), 1-3/64"(26mm), 31/32", 61/64"(24mm), 29/32"(23mm), 7/8"(22mm), 53/64"(21mm), 3/4"(19mm), 23/32"(18mm), 11/16"(17mm), 5/8"(16mm), 19/32"(15mm), 9/16"(14mm).Accessories: 2 solid iron bars3/8" Hex Drill Adapter,1/2" Hex Drill Adapter,1/"2F-3/8"M AdapterNut Extractor Set Features: Removing stuck itemsRemoving stripped/rusted, or damaged nutsRemoving the locknuts.There are high contrast and specific size marking for identification.It comes with a sturdy and convenient storage case, which keeps each piece in the proper position.All EMENTOL products meet or exceed ANSI and DIN performance standards.

The 25 pieces bolt nut extractor set is constructed from high-strength chrome molybdenum steel, with a protective black phosphate coating. There are high contrast and specific size marking for identification. It comes with a sturdy and convenient storage case, which keeps each piece in the proper position. All EMENTOL products meet or exceed ANSI and DIN performance standards.