CRAFTSMAN® 12-Piece Open End & Box End Ratcheting Wrench Set - Metric & SAE

12-Piece Open End & Box End Ratcheting Wrench Set - Metric & SAEThis versatile wrench set can be used for various applications. The open-end wrench side allows users to ratchet nuts or bolts on or off without removing the wrench from the fastener. The box-end side of the wrench is an option for applying more torque when necessary.Features: The open-end ratcheting feature allows users to fit in tight spaces with speed  The chamfering shape helps with easier fit into fastener Antislip design provides grip Unique engaging surface protects fasteners Specifications:Size: Inch: 3/8, 7/16, 1/2, 9/16, 5/8, 3/4-in. / mm: 10, 12, 13, 15, 17, 18-mm Manufacturer : CRAFTSMAN Manufacturer Part No : 99901 UPC : 883967554256