Min. Order Reference FOB Price
1 Set US$65,000.00 / Set
Product Description
GL400S 400M crawler water well borehole drilling machine Technical Parameter Technical Parameter Max drilling depth 400m Drilling diameter 105-350mm Air pressure 1.25-3.5Mpa Air consumption 16-55m³/min Rod length 3m/6m Rod diameter 76/89/102/114mm Main shaft pressure ...