Thread-cutting screw 车牙螺丝 ; 攻丝螺钉
hexagon head thread cutting screw 六角头自切螺钉
thread cutting screw cross recess 十字槽切削螺纹螺钉
screw thread cutting 螺纹切削法
thread cutting tapping screw 螺纹切削式自攻螺钉
thread-cutting tapping screw 螺纹切削自切螺钉
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