Specification Brand : TONE BulletPoint1 : Includes 9-pc. 3/8 in. drive hex impact bit sockets: 5/32-9/16 in.; 13-pc. 3/8 in. drive hex impact bit sockets: 4-14 mm; 10-pc. 3/8 in. drive torx bit impact sockets: T20-T60; 8-pc. 3/8 in. drive triple square impact bit sockets: M4-M12 BulletPoint2 : Precise Bit Geometry – The bit tip is machined to precise tolerances BulletPoint3 : Optimal Two-Piece Design – We use separate steel alloys and processes for the bit and socket, resulting in a higher performing tool than one-piece designs BulletPoint4 : Permanent Connection – The bit is pressed directly into the socket for a permanent connection that won't loosen over time or under stress BulletPoint5 : Two Size Markings – The size is marked with a high-visibility laser marking and a permanent stamped marking that won't rub off BulletPoint6 : Friction Ring or Detent Pin Anvils – Smooth walls inside the drive end and a detent pin hole make the bit sockets compatible with both drive tool anvil types BulletPoint7 : Carrying Case – Made from a high-density polyethylene material and withstands exposure to common lubricants, fuels, and solvents CompatibleFastenerDescription : 0.375 inches DriveSystem : Square DriveSystem1 : Triple Square DriveSystem2 : Hex DriveSystem3 : Torx ExternallyAssignedProductIdentifier : 4953488156096 ExternallyAssignedProductIdentifier1 : 5024209120418 ExternallyAssignedProductIdentifier2 : 05024209120418 FinishType : Corrosion Resistance ItemDisplayWeight : 0.15 kilograms ItemLength : 1.61 inches ItemName : TONE 3/8" Drive 12 Point Sockets (3D-22) ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 3 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : square-drive-sockets Manufacturer : TONE CO., LTD Material1 : Chrome Vanadium Steel Material2 : Alloy Steel ModelName : 3/8 Inch Drive Hex, Torx, Triple Square Impact Bit Socket Set (40-Piece) | SIB91301 ModelNumber : 3D-22 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPieces : 40 PackageLevel : unit PartNumber : 3D-22 ProductDescription : 150mm 3/8"Sq Drive Impact Extension Bar ProductSiteLaunchDate : 2012-08-17T05:48:04.439Z Size : One Size Style : Hex, Torx, and Triple Square Impact Bit Set SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 27111700