Specifications: The wrench socket is made of high quality heat-treated high-carbon steel with a corrosion-resistant mirror-finished surface. It can change the spark plug quickly and easily. T-shaped design of the hex socket allows access to the nut mounted on the protruding thread. It is ideal for use on vehicle, car, motorcycle repair. Item Name: Socket Wrench Set Material: High-carbon Steel Socket Type: Inner Hexagon Quantity: 13Pcs Socket Specifications: 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm Features: T-type, Portable, Repair Tool Wrench Length: 27cm/10.63" (Approx.) Wrench Width: 19cm/7.48" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Wrench 12 x Socket