1.固定螺丝钉
1.a screw that attaches one part of a mechanism to another and prevents it moving relative to the part to which it is fixed
2.a screw that regulates the tension in a spring or the opening of a valve
1.Loosen setscrews 2 in the vertical driving cam.
拧松上下传送凸轮的固定螺丝2。
2.Slotted pan head set setscrews with dog point
开槽盘头定位螺钉
3.Slotted setscrews with dog point
开槽圆柱端定位螺钉