high strength QL series DTH hammer bits button drill bit for well and mining drilling with low price

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Oct 12, 2020 · details about mag drill bit rotabroach m24 see original listing. mag drill bit rotabroach m24: condition: new. ended: 12 oct, 2020 10:52:45 bst. starting bid: £12.00 [ 0 bids] postage: doesn't post to united states see details . item location: ...

Wd50m (with drill mast) drill pipe diameter: 42mm : drilling hole diameter: 75mm : drilling depth: 50 m : kelly bar: dia.=50mm / l=1m : recommend drill pipe length: 0.75m : 2m: drilling angle: 90° diesel engine power: 5.7kw/2200rpm : dimensions of main machine (l x w x h) 1400x600x1600mm : 1400x600x1200mm: total weight of main machine: 300kg ...

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