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JEF specialises in hole size diameters between 140mm and 311mm. Our production fleet consists of about 50 drilling rigs which include Rotary Overburden Rigs, Atlas Copco DM30 Rigs and Terex DTH drills.

JEF independently owns and operates one of the biggest high-volume production drilling fleets in Africa.

JEF has an installed drilling capacity of approximately 300 000 meters per month.

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