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(4) When replacing the drill bit, the drill bit should be gently pressed against the rock, so that the motor of the drill can be reversed to complete the sensitive unloading head.
3. Epiroc Epiroc, a spinoff of Atlas Copco, focuses on mining and infrastructure equipment, including DTH hammers. Their modern designs and innovative technologies cater to the needs of contemporary drilling operations.
Types of Drilling Machines
Les Barres de Forage Une Introduction aux Matériaux Fondamentaux
