Klein 5-Piece Socket Set – 66040

Klein 5-Piece Socket Set – 66040

This 5-Piece impact socket set features 8 sizes in 4 easy-to-carry sockets, and consists of the most commonly used impact socket sizes used in electrical and construction work. Each impact socket features two coaxial spring-loaded sockets in one. The high-torque, 12-point design is easier to position on fasteners including square ones. Includes a 1/4-Inch hex by 1/2-Inch adaptor and convenient carrying case. Deep socket with 1/2-Inch drive works great for hardware installation and removal. Cross hole design prevents unintentional separation of adapter and socket. Engineered for use with impact drivers. Sockets are color-coded to quickly identify sizes.


  • Eight sizes combined into four sockets including: 7/8 x 11/16-Inch, 3/4 x 9/16-Inch, 5/8 x 7/16-Inch and 1/2 x 3/8-Inch
  • Single-ended impact sockets with hands free adjustment between socket sizes
  • 12-point design is easier to position and works with square fasteners
  • Two coaxial, spring-loaded socket sizes in each tool
  • 1/4-Inch hex by 1/2-Inch square adapter
  • Specifications:

    Manufacturer: Klein Tools
    Part Number: 66040
    Product Dimensions: 13.97 x 11.94 x 4.83 cm; 952.54 grams
    Manufacturer reference: 66040
    Material: 4140 Steel
    Number of Pieces: 5
    Item Weight: 953 g

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