hex key

基本解释

The ARM-R™ rails are easily removable and reinstalled with a hex key and provide a 100% return to zero for optics and lasers.
這款槍組裝和移動起來都很方便，因爲它的導軌上有一個六角形的螺釘，同時，他的光學和激光瞄準系統最後都能完全歸零。
Although it isn't new, there is no denying that it's an ingenious system and extremely easy to use, only requiring a few minutes and one hex key.
雖然它不是新的，但無可否認，這是一個巧妙的系統，非常容易使用，衹需要幾分鍾，一個井字鍵。
Avoid stressing the two lines on which the arm is suspended. Lightly secure set screw (accessible through hole on right edge of base) using supplied hex key.
使用附帶的內六角螺絲刀輕輕擰緊固定螺絲（從唱磐基座右邊的透孔可以操作）。
alexclfclf.blog.163.com

Unlike the regular Internet we all use everyday, which was originally designed to distribute the AACS hex key withstand a nuclear attack, Internet2 is designed primarily for speed -- up to 9.08Gbps in most recent tests.
ENGADGET: Smoking kills Internet2