[M8*150  & 4pcs]

Expansion Bolts
Material:304 stainless steel.
Features:
Expansion is created by tightening a threaded bolt which draws a tapered cone expanding a sleeve against the walls of the hole.
Use principle: Expansion is created by tightening a threaded bolt, which makes the sleeve expand to a barb to against into the walls.
Widely used in fence,burglarproof doors and window,canopy,air conditioning fixation,home decoration,engineering,etc.
Size: M8
Total length: 50/60/70/80/100 mm
Expansion tube diameter: 11.5 mm
Package Including: 4 x M8 expansion bolts
How to install :
1. Use a drill bit to drill a hole of the same diameter as the expansion tube on the wall;
2. Put the expansion screw into the ground or the hole;
3. Tighten the hex nut outside the wall hole with a wrench;
4. After the force is applied, the expansion tube will open the tail and form a barb to insert into the wall.
Note:
1. You need to prepare a drill bit with a diameter of 12mm.
2. Please pay attention to the depth of the hole before installation. The depth of the hole is determined by the thickness of the item you are hanging.
3. All the above data are manually measured, please allow 1-3mm error.