Hexagon flange Expansion Anchor Bolt With Galvanizing Galvanized Color Zinc
Product description:
The flange bolts are made up of six corner bolts and the flanges. The bolts need to be matched with nuts to fasten the parts that connect two holes.
Expansion anchor bolt also known as the expansion screw. It’s fixed principle is: by use of cuneiform slope to cause expansion to produce friction.
The outer bread has an iron cylinder (steel tube),half a number of incisions. Plug them into the holes that are made in the wall, then lock the nuts, pull the screws out, pull the taper into the iron cylinder, and the iron cylinder is opened, so it is firmly anchored to the wall. Generally used for fence, awning, air conditioning and other fastening in the cement, bricks and other materials.