Hillhead 2012
19 - 21 June 2012
International live demonstration show for the quarrying, recycling and heavy construction industries at Hillhead Quarry, Buxton, UK.
blasthole
A hole drilled in rock or other material for the placement of explosives.
[img_assist|nid=14517|title=|desc=Blasthole drilling|link=none|align=left|width=266|height=200]
The monthly journal for the quarry products industry.