本发明一般地涉及驱动套头，并且更具体地涉及用于固定及螺丝紧固件的经改进驱动套头设计。

The invention generally relates to a drive socket and more particularly to an improved drive socket design for fixation and a screw fastener.

youdao

本发明一般地涉及驱动套头，并且更具体地涉及用于固定及螺丝紧固件的经改进驱动套头设计。

The invention generally relates to a drive socket and more particularly to an improved drive socket design for fixation and a screw fastener.

youdao