Boart Longyear: truly global

One of the most famous names in drilling, Boart Longyear developed the first diamond-drilling bits and still leads the exploration-drilling market today, both as a contractor and supplier of equipment and consumables

In 1903, Edmund J Longyear, a graduate from the first class of the Michigan School of Mines, set up a partnership with John E Hodge to operate their business ventures.

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