Craftsman 20 Piece Ratcheting Wrench Set Inch / Metric

Includes metric sizes: 6mm, 8mm, 10mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm Includes inch sizes: 1/4", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" Fine-tooth ratcheting action gives you powerful turns with only a 5 arc Open end delivers torque and grabs bolts quickly Made of an alloy steel to handle tough jobs