Features and Benefits:

• Surface drive socket type
• Sockets showing cracked walls battered points or other marks of wear are to be replaced
• These sockets are ideal for use on polished nuts, aluminum nuts and nuts with worn out points
• Surface drive sockets are designed to retain contact with the flat sides of the nut in order to reduce nut wear



Ko-ken 13310M-9 3/8 Sq. Dr. Socket 9mm Surface Drive Length 80mmChrome hand socket, surface drive, standard length, Metric, 3/8" drive. Surface Drive sockets are designed to retain contact with flat sides of nut to transmit high torque and reduce nut wear. Compared to Flat Drive, Surface Drive utilizes contact on the larger area closer to the center of the bolt or nut. Surface Drive is useful for painted face nuts or any bolt or nut made of soft material, with less risk of damaging the faces. Surface Drive can also be useful for a bolt or nut that has been damaged or deformed.Product Specifications:Drive Shape: SquareInput Drive Size: 3/8"Length: 80mmOpening: Surface DriveOutput Size: 9mmType: Surface Drive SocketsProduct Dimension (Refer Line Drawing Image):D1 Size: 14.5mmD2 Size: 19mmH1 Size: 9mmH2 Size: 66.5mmL Size: 80mm