39-piece metric and inch size wrench socket set that comes with a storage box.

1/4 inch drive

Inch: 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2 and 17/32
Metric: 4, 4.5, 5, 5.5, 6, 6.5, 7, 8, 9, 10, 11, 12 and 13mm

Biquadratic drive: 1/4, 5/16 and 3/8 inch

3/8 inch drive

Inch: 9/16 and 5/8
Metric: 14, 15, 16 and 17mm

Also included are a 1/4-inch to 3/8-inch adapter and a 3/8-inch extension, and a soft grip ratchet with 3/8 inch drive. Supplied in a storage box.