Insulated Open End Wrench Set, Number of Pieces: 14, SAE or Metric: SAE, Head Angle: 15 Degrees, Wrenches Included: 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1, 1-1/16, 1-1/8", Range of Lengths: 3-29/32 to 9-3/32", Finish: Natural, Includes: Storage Pouch, Standards: ASTM F-1505-01, EN/IEC 60900, VDE 0680, DIN 7446 and CSA