The Stage 1 drilling programme consisted of 9 diamond core tail drill holes, totalling 475m of RC pre-collars and 1,119m of NQ diamond coring
Two [euro]6,200 Hilti DD350 diamond coring
drills with kit worth another [euro]87,000 were taken from premises being demolished in Fetter Lane last December 11.
Boart Longyear's 10UMX bit is a high-performance diamond coring
bit with the freest-cutting matrix available, enabling the bit to penetrate the very hardest rock formations in extreme conditions, according to the company.
Boart Longyear has launched the GTUMX diamond coring
bit as the latest addition to its Ultramatrix (UMX) line.
Xcalibre Equipment Ltd design and manufacture high quality, hydraulically powered diamond coring
trailers, diamond drilling rigs, drill stands, hand held diamond core drills and power packs for civil and marine engineering and construction industries.
Today, Atlas Copco Exploration Products is the main production plant for Christensen and Boyles' range of underground and surface drill rigs, the Tuff Line of drill rod products and the Hobic range of diamond coring
Gondwana Drilling CC, a black economic empowerment company, was awarded the drilling contract and diamond coring
commenced in November 2004.
Two PS4,500 Hilti DD350 diamond coring
drills with kit worth another PS63,000 were taken from premises being demolished in Fetter Lane last December 11.