Up to 40% stronger than standard ratchetsUp to 50% thinner than standard ratchets to give you greater accessRatchet has just a 5° swing arc, so it can turn fasteners in very tight spacesFits six fastener types: Hex, Square, 12 pt., E-Torx, Rounded Hex, and SplinePass-Thru socket and ratchet system eliminates the need for deep sockets