Hillhead 2012
19 - 21 June 2012
International live demonstration show for the quarrying, recycling and heavy construction industries at Hillhead Quarry, Buxton, UK.
delay element
[img_assist|nid=11935|title=|desc=|link=none|align=right|width=135|height=242]The part of a delay detonator interposed between the fusehead and the priming charge.
The monthly journal for the quarry products industry.