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High air pressure DTH hammer
Medium Air Pressure DTH Hammer M4

Technical Parameter
Item Description Weight (KG) Part Number
1. Top Sub 4 M4-01
2. "O"-Ring of Top Sub 0.01 M4-02
3. Cap 0.1 M4-03
4. Check Valve 0.28 M4-04
5. Spring 0.02 M4-05
6. Air distributor 1.7 M4-06
7. Cylinder 1.5 M4-07
8. Piston 6.8 M4-08
9. Guide sleeve 1.2 M4-09
10. "O"Ring 0.015 M4-10
11. Driver chuck 2.7 M4-11
12. Stop Ring 0.4 M4-12
13. Driver chuck 2.7 M4-13
14. Outer sleeve 12 M4-14
Product data  
Length(Without bit) 848mm
Connection Thread API 2 3/8", REG BOX
Outside diameter 104(mm)
Weight(Without bit) 34(KG)
Drill diameter. 115-150(mm)
Working air pressure. 10-13(Bar)
Gas consumption 8-12(M³/min)
Drill bit shank CIR110/M4