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hydropower dth drill bits
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CN100 ( NUMA100) High air pressure DTH Hammer with foot valve. Advantages: 1. Valve air distribution. More reliable. 2.Simple design of the piston, ...
2025-08-04 00:21:13
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CSD12 ( SD12 ) High air pressure DTH Hammer with foot valve. Advantages: 1. Valve air distribution. More reliable. 2.Simple design of the piston, long ...
2025-08-04 00:21:13
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CD25A High air pressure DTH Hammer without foot valve. Advantages: 1.Out of the throuble of foot valve fracture and expansion and contraction. 2.Lower ...
2025-08-04 00:21:13
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CD45A (COP44) High air pressure DTH Hammer without foot valve. Advantages: 1.Valve air distribution. More reliable. 2.Simple design of the piston, ...
2025-08-04 00:21:12
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CD55A (COP54) High air pressure DTH Hammer without foot valve. Advantages: 1.Valve air distribution. More reliable. 2.Simple design of the piston, ...
2025-08-04 00:21:12
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Mission30 High air pressure DTH Hammer. Advantages: 1. Valve air distribution. More reliable. 2.Simple design of the piston, long life. 3.More ...
2025-08-04 00:21:12
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Mission40 High air pressure DTH Hammer. Advantages: 1. Valve air distribution. More reliable. 2.Simple design of the piston, long life. 3.More ...
2025-08-04 00:21:12
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CD35A/DHD3.5A High air pressure DTH Hammer without foot valve. Advantages: 1. Valve air distribution. More reliable. 2.Simple design of the piston, ...
2025-08-04 00:21:12
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... frequency.The drilling speed is 15%-30% higher than the one with foot valve. 3.Simple structure, reliable parts, long life, easy and cheap ...
2025-08-04 00:21:12
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QL50 (COP54 GOLD) High air pressure DTH Hammer with foot valve. Advantages: 1. Valve air distribution. More reliable. 2.Simple design of the piston, ...
2025-08-04 00:21:12
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