drill jumbo

drill jumbo

[′dril ‚jəm·bō]
(mining engineering)
A mobile carriage or platform fitted with mechanical arms upon which several drilling machines are mounted.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Boart Lena's first machines for KGHM, to operate in areas of roof height down to 2 m, were the Face Master 2.0 drill jumbo and the Roof Master 2.0 bolter, manufactured in cooperation with J.H.
As part of the purchase contract, Atlas Copco Chilena provided one drill jumbo technician and one Wagner Scooptram technician in the first months that the machines were at the mine, providing maintenance support and operator training.
The world's first fully-operational computerised underground drill jumbo was introduced by Tamrock in 1985 and new generations have been brought on to the market since.