有槽螺钉 meaning in Chinese

milled screw
slotted screw

Slotted cheese ehad screws , fully threaded . iso thread
全螺纹圆头有槽螺钉. iso螺纹
Slotted 60 degrees countersunk head screws , fully threaded . iso thread
全螺纹度埋头有槽螺钉. iso螺纹
Slotted 90 degrees countersunk head screws , fully threaded . iso thread
全螺纹度埋头有槽螺钉. iso螺纹
425 screws , pan head , slotted , threaded to head , in corrosion resisting steel , passivated - classification : 600 mpa at ambient temperature 425 c
头部加螺纹的钝化耐蚀钢制盘形头有槽螺钉.等级: 600mpa