钉的顶端，是承受锤打或旋转的部分。
只是不要忘记仔细修剪爪通风报信每个申请前钉帽。
Just don't forget to carefully trim the tip off each claw before applying the nail cap.
通用半空心铆钉，全空心铆钉，开口铆钉及铆钉帽。
General purpose semi-tubular rivets, full tubular rivets, split rivets and rivet caps.
他用钳子扭松了接连油箱与发动机的油管上的螺钉帽。
With a wrench he loosens the nuts which fuse the fuel line between tank and engine.
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