Product Information
- Made of 304 stainless steel with good stability.
- Easy to install, practical and durable.
- Widely used in fence, burglarproof doors and windows, canopy, air conditioning rack fixation, home decoration, engineering, etc.
- Put the expansion screw into the ground/the hole on the wall, then tighten the nuts of the expansion with wrench. The goes outside while the metal sheath does not move at all.
- The bigger head of the will expand the metal sheath to make it fill the whole hole. Finally, the expansion screw can not be pulled out.
