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![]() | Components | Weight (kg) | Part No. | ||
01.Top Sub | 15.1 | WQL50R-1 | |||
02.O-Rings | 0.02 | WQL50R-2 | |||
03.Washer | 0.15 | WQL50R-3 | |||
04.Bearing Pad | 0.1 | WQL50R-4 | |||
05.Check Valve Dart | 1.0 | WQL50R-5 | |||
06.Spring | 0.1 | WQL50R-6 | |||
07.Air Distributor | 3.5 | WQL50R-7 | |||
08.O-Rings | 0.02 | WQL50R-8 | |||
09.Internal Cylinder | 4.1 | WQL50R-9 | |||
10.Piston | 19.6 | WQL50R-10 | |||
11.External Cylinder | 24.5 | WQL50R-11 | |||
12.Guided Sleeve | 0.9 | WQL50R-12 | |||
13.Bit Retainer | 0.4 | WQL50R-13 | |||
14.O Rings | 0.01 | WQL50R-14 | |||
15.Driver Sub | 4.5 | WQL50R-15 | |||
Bit shank | QL50R | ![]() | |||
Bit Dia | φ135-φ155 | ||||
Spline No. | 12 | ||||
External diameter(mm) | Weight(kg) | Length(mm) | Air consumption(m3/min) |
φ125 | 73.2 | 1155 | 9-23 |
Work pressure(Mpa) | Recommended Speed (r/min) | Connection | Impact rate at 1.7Mpa |
1.0-2.5 | 25-40 | API 3 1/2" Reg | 25Hz |
Down The Hole Hammer

QL50 ATLAS COPCO Hammer Drill Down The Hole Hammer




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