Size: 3/8"Drive: 1/4"Depth: ShallowMaterial: Polished Chrome Vanadium SteelDirectTorque Technology To Prevent Rounding Of Fasteners And Provide Better GripKnurled Control Ring At Base To Facilitate Handling, Especially In Oily/Greasy ConditionsHard Stamped Markings For Easy IdentificationSix Points Offer More Surface Area In Contact With Hex Material To Be TurnedFor Light Duty Work And Work In Tight Areas