Features and Benefits:

• • Includes the following sizes: 5.5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm and 13 mm
  • Designed to tackle the toughest jobs with solid durability and keeps them pounding job after job
  • Forged from the finest chrome-molybdenum alloy steel, the best choice for strength
  • Black oxide finish and has etchings for identification

This is an impact socket set with 9-piece. Sockets are 1/4 in. drive and metric. Designed to tackle the toughest jobs with solid durability and keeps them pounding job after job. Individual sockets are covered by manufacturers lifetime warranty promise