TECHNICAL REVIEW : BOREHOLE DRILLING AND
DHD340 DHD350 DHD360 DHD380 Shank Atlas Copco Down The Hole Hammer Drilling. Hard Rock Drilling DHD340 DHD350 DHD360 DHD380 Shank atlas copco dth hammers Description Weight(kg) Weight(kg) Weight(kg) Weight(kg) Weight(kg) Weight(kg) Weight(kg) 1.Top sub 4.20 6.50 15.00 13.70 20.00 41.00 70.00 2. ... We have kinds of drilling rigs, such as DTH ...
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