R&V Home › Forums › Forums › Hydrabolt › Hydrabolts suitable for hard rock? Tagged: HYdrabolt, rock This topic has 1 reply, 1 voice, and was last updated 9 years, 2 months ago by peter. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts October 14, 2015 at 8:02 am #101 peterKeymaster Are these bolts suitable for hard rock mining. Anyone? October 14, 2015 at 8:03 am #102 peterKeymaster Yes, see the manual Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Type in the text displayed above Log In