Are Dirty Holes Bad For Mechanical Bolts

Podobni Video posnetki:
hiking über den Wolken wandern
...
Heisser Brunnen | Thermalbad Baden
#thermalbad #badenAG #limmat #heisserbrunnen #thermalwater #thermalwasser #swimm...
switzerland | hiking uri rotstock
#wandern #isenthal #vierwaldstättersee #hiking #hiking #switzerland #montanhismo...
mit dem dampfschiff auf dem vierwaldstättersee 3
#dsuri #dsschiller #dampfschiff...
aufstieg voralphütte von göschenen in uri | hiking
#wandern #voralphütte #göschenen #wandern #switzerland Der einfache fast horizon...
Opis:
We are supposed to clean holes we drill in rock before installing bolts. We already tested glue in bolts with epoxy and found it to be super strong enough. Now we are testing mechanical bolts in this video