Brand Name: Craftsman
*Size: 1/4
*Metric or SAE: Metric
*Handle Type: Long and Short Arm
*Product Type: Ball End Hex Key Set
*Length: 7.8 in.
*Number in Package: 13 pc.
*Material: Alloy Steel
*Color: Black
*Heat Treated: No
*Set includes sizes: 1.5, 2, 2.5, 3, 4, 4.5, 5, 5.5, 6,                7, 8, 9 and 10mm
*Ball end gives 28 degree greater access to fasteners
*Made of tough alloy steel