right-hand screw

right-hand screw

[′rīt ¦hand ′skrü]
(design engineering)
A screw that advances when turned clockwise.
References in periodicals archive ?
The left-side screw is flat, while the right-hand screw is coned and engages a cut in the stud.
Replacing the scope and tightening the right-hand screws locked the scope rigidly in place again, with no perceptible shift in point of impact.