Hot sale Expansion Bolt With Hook - Slotted bus – Chuan Ding
Hot sale Expansion Bolt With Hook - Slotted bus – Chuan Ding Detail:
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Slotted nut mainly refers to hexagonal slotted nut, that is, a groove is processed above the hexagonal nut. It is used in conjunction with threaded bolts with holes and cotter pins to prevent the relative rotation of bolts and nuts. See gb6178 ~ 6181, etc.
Nut: with internal threaded hole, the shape is generally flat hexagonal column, there are also flat square column or flat cylinder, with bolts, studs or machine screws, used to fasten and connect two parts to make it One piece whole.
Self-tapping screws: similar to machine screws, but the thread on the screw is a special self-tapping screw thread. It is used to fasten and connect two thin metal components into one piece. Small holes need to be made in the component in advance. Because this kind of screw has high hardness, it can be directly screwed into the hole of the component. Form a responsive internal thread
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