Importance

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Abstract

A quickly rotary and expandable ratchet wrench includes a drive bar, an operation handle, a rotary head, and an operation ring. The drive bar includes a bar body and a fork arm connected to the bar body. The bar body includes a plurality of retaining recesses spaced apart from each other and a groove passing through each of the retaining recesses. The operation handle includes a retaining element slidable to position in any of the retaining recesses and a restraint element protruding into the groove. The rotary head is pivotally connected to two ends of the fork arm. The operation ring sleeves on one end of the operation handle, and the retaining element is movable in association with movement of the operation ring to be positioned in any of the retaining recesses, and the operation ring is rotatable with respect to the drive bar.

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First Claim