Size: 5/8"Drive: 3/8"Depth: DeepMaterial: 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 TurnedDesigned For Medium Duty WorkDeep Socket Allows You To Access Recessed Bolts/Nuts