We have a discussion group for technical and research issues realting to bolting. Everyone is welcome but please remember the list is NOT to discuss ethics, retroboling etc. All past messages are viewable and you can opt for a digest instead of individual messages. Enter your email address below to join. This forum is NOT for Bolting Ethics etc.
Training Read the online archive of posted messages.
Chalmers , information on how to bolt etc. Fish Products , Information and supply of bolts etc. Hilti , manufacturer of drills, glues and bolts. Metolius Hangers , hangers including a special rap-hanger. Petzl , supplier of bolts including eye-bolts.