| 摘要 |
A ball end hex wrench includes a ball end including an engaging section, at least one first pattern, and at least one second pattern. The engaging section includes a plurality of peripheral surfaces disposed circumferentially. The at least one first pattern is defined on one of the plurality of peripheral surfaces. The at least one first pattern has a first longitudinal length and a first height. The at least one second pattern is defined on the one of the plurality of peripheral surfaces. The at least one second pattern has a second longitudinal length and a second height. The second height is different from the first height.
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