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Products > Engine Part > H&D Machine Co., Ltd. | Similar Products

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Engine Part

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HD-40d Man Portable Drilling Rig: parts of DTH hammer to improve drilling frequency when soft formation as f≤8. 5. Use lithium battery with big capacity to reduce weight at max limit. 6. New design of power swivel that circulation ...

HD-20c Man Portable Drilling Rig: parts of DTH hammer to improve drilling frequency when soft formation as f≤8. 5. Use lithium battery with big capacity to reduce weight at max limit. 6. New design of power swivel that circulation ...

HD-20b Man Portable Drilling Rig: parts of DTH hammer to improve drilling frequency when soft formation as f≤8. 5. Use lithium battery with big capacity to reduce weight at max limit. 6. New design of power swivel that circulation ...

HD-40 Man Portable Drilling Rig: parts of DTH hammer to improve drilling frequency when soft formation as f≤8. 5. Use lithium battery with big capacity to reduce weight at max limit. 6. New design of power swivel that circulation ...

Seismic Shot Hole Drilling Rig: parts of DTH hammer to improve drilling frequency when soft formation as f≤8. 5. Use lithium battery with big capacity to reduce weight at max limit. 6. New design of power swivel that circulation ...

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