loose proof nut 防松螺母
This product is used in the production of screw nut, welding nut, anti-loose nut, K hats, bags caps, Nepalese hat, stopped kinds of non-standard screws and nuts. Corporation, Taiwan: Yuanda Co. , Ltd.
此产品用于生产螺丝螺帽、焊接螺帽、防松螺帽、K帽、袋帽、尼帽、 止付螺丝及各种非标螺帽。
It's important to put a lock washer on that last nut, or it can work loose.
重要的是要在最后一个螺母上安装一个防松垫圈，否则它会逐渐变松。
Maintenance should first check the tire pressure, wear, nut loose or fall off, remove the twins or tread on the inserts and nails and other sharp objects.
养护时首先应查看轮胎气压、磨损状况，螺母有无松动或掉落，除去双胎间或胎面上的嵌入物及铁钉等尖利杂物。
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