thread form meaning in English
螺纹牙形
牙形
Examples
- Cross recessed countersunk head thread forming screws
十字槽沉头自攻锁紧螺钉 - Hose fittings ; coupling nipples with round thread form
软管管接头.圆螺纹的管接头套管 - Hexagon lobular socket thread forming screws
内六角花形圆柱头自攻锁紧螺钉 - Cross recessed raised countersunk head thread forming screws
十字槽半沉头自攻锁紧螺钉 - Metric thread forming and thread cutting tapping screws
公制螺纹成形和螺纹切削自攻螺钉