Long lifespan QL50 DTH hammer for mining quarry water well drilling and rock drilling

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New 5-1/2” od drill pipe, 21.90ppf, g-105, range ii, with 5-1/2" fh(ds-55) connections, hardbanding, internal plastic coating, and mtrs. 5-1/2” od, 21.90ppf, s-135 drill pipe, range ii …

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Heavy weight drill pipe tool joint pup joint coating. 3pe coating: 3pp coating: fbe coating: epoxy coating: special painting: ... nc26 3-3/8 1-3/4 7 8 2-3/8 6.65 x,g eu nc26 3-3/8 1-3/4 7 8 2-3/8 10.40 e eu ... price is a little expensive, ...

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