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portable rock drill
Selling leads
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.... It can develop a very huge splitting force (Maximum 1000 T) when it put into the pre- drill holes of rock or concrete and crack it into pieces ...
2024-12-09 11:04:32
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... pneumatic pick hammer is suitable for drilling in mine, crushing incompetent bed, concrete and clay, destroying hard or frozen stratum and other ...
2024-12-09 10:54:33
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