元宝螺丝 指旋螺钉

thumbscrew  detail>>

元宝螺钉

butterfly screw  detail>>

元宝螺丝

wing screw  detail>>

指旋螺钉

thumbscrew  detail>>

指旋螺丝

thumb screw thumbscrew  detail>>

弹簧螺钉,松不脱螺钉,指旋螺钉,面板螺钉

captive screw,knurled screw,unloseable screw thumb screw，pannel screw  detail>>

元宝螺帽

lamb  detail>>

元宝螺母

eared nut thumb nut thumbnut wing nut  detail>>

指旋螺帽

thumb nut  detail>>

指旋螺纹

thumb bolt  detail>>

扫描螺丝指数

index of the scanning helix  detail>>

蝶形螺帽,元宝螺帽

butterfly nut thumb nut  detail>>

蝶影螺母，元宝螺母

wing nut  detail>>

翼形螺帽(元宝螺帽)

butterfly nut  detail>>

元宝头螺丝

butterfly head screw  detail>>

右旋螺钉

right hand screw right handed screw right screw right-hand screw right-handed sc...  detail>>

右旋螺丝

right-handed screw  detail>>

左旋螺丝

left handed screw  detail>>