Natural Gas Clips

It's used as a pipe stabilising member to vertical or horizontal surfaces.
Clips get stabilised to surfaces with a plastic dowel.
There's a easier and more practical connection with combi screw which has fillister head screwdriver and flat tip screwdriver features.
Safety stamp on it prevents screw to fall down during assembling.
It's covered with 8-12 mikro zinc against rusting. 
 It makes vibration muffle and adapt the thermal movement of the pipes with EPDM isolation tyre.