Features • High-Quality Material: Constructed from high-density chrome molybdenum steel, this set ensures exceptional strength and durability for long-lasting performance • Versatile Size Options: Includes 13 sockets in both metric and SAE sizes, making this set perfect for a wide range of applications and ensuring compatibility with various fasteners • User-Friendly Organization: Each socket is clearly labeled and stored in a blow-molded carrying case, providing easy access and convenient transport for your projects • Maximum Grip Technology: Designed with six points and an internal helical structure, this tool set delivers superior grip and torsion for extracting stubborn or damaged fasteners • Effortless Fastener Removal: Easily tackles ed, peeling, or frozen nuts and bolts, making these extraction tools practical for both professional and DIY use Features: 1、HIGH HARDN MATERIAL: These 13 sockets are made of high density and hardn chrome molybdenum steel for excellent strength and durability 2、BOTH METRIC AND SAE SIZES: Available in most common metric and SAE sizes of 1/4in, 5/16in or 8mm, 3/8in, 10mm, 7/16in or 11mm, 12mm, 1/2in, 1m, 9/16in or 14mm , 5/8in or 16mm, 17mm, 11/16in, 3/4in or 19mm 3、WITH CLEAR LABEL: Each is clearly labeled for easy reference and organized in their blow ed carrying case for easy storage or transport between jobs 4、MAXIMUM TORSION: Each part of this socket kit for stubborn nut removal has six points and internal helical design to provide maximum grip and torsion when you pry apart damaged, corroded and coated nuts, bolts, lugs, studs, hex screws, etc. 5、EASILY PRY FASTENERS: Nut and bolt extraction tools can easily pry open ed, peeling and frozen fasteners, useful and practical Specification: Item Type: Impact Nut Bolt Remover Set Material: high hardn chrome molybdenum steel Colour: Black Driver: 3/8in Applicable Tools: 3/8in square driver for use with hand ratchets, impact wrenches and air ratchets, extractor kit with hex flats for use with flat wrenches, pliers, adjustable wrenches, and sockets Package List: 1 x Impact Nut Bolt Remover Set(13pcs) 1 x Storage Box Package List 1 x Impact Nut Bolt Remover Set(13pcs) 1 x Storage Box