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A Dedicated Tool For 3 ¾”(95mm) – 4 1/8” (105mm) Drilling.

Stunner 35 is a valved type hammer designed for drilling applications where small diameter and fast penetration rates are required such as ground anchors, geological surveying, wall and roof bolting or for blast holes where size and blasting holes are limited due to environment conditions.
Simplicity of design, ease of service and low air consumption these factors, which combine to make this hammer robust and reliable drilling tool.
This hammer is available as a standard with 2 3/8” API Reg Pin & the hammer is suitable for BR-3 shank. And also can be supplied depending on the specifications of the customer.



Stunner 35 Hammer Assembly

COMPONENT PARTS

   
QTY
P.NO
1.  Top Sub 1 No AO3 100 01
2.  Check value & Cap 1 No AO3 100 02
3.  Spring 1 No AO3 100 03
4.  Air Distributor 1 No AO3 100 04
5.  Rocker Value 1 No AO3 100 05
6.  Bottom Value 1 No AO3 100 06
7.  Piston 1 No AO3 100 07
8.  Liner 1 No AO3 100 08
9.  Guide Bush 1 No AO3 100 09
10.  Spacer 1 No AO3 100 10
11.  Wear Sleee 1 No AO3 100 11
12.  Retainer Bush 1 No AO3 100 12
13.  Bit Retainer Ring 1 No AO3 100 13
14.  Drive Sub 1 No AO3 100 14
15.  O Ring Set (notshown) Set AO3 100 15

SPECIFICATIONS

   
1. Hole Dia MM 90-105
2. Hammer Dia MM 78
3. Cylinder Bore MM 66
4. Piston Stroke MM 110
5. Piston Weight KG 3.0
6. Hanner Length without bit MM 854
7. Weight without bit KG 23
8. Connection   23/8 API Reg.pin box
9. Hammer length with bit extend MM 945
10. Hammer length bit Retracted MM 920
11. Size of back head Wrench MM 57
12. Suitable Bit   BR-3

13. Air consumption in CFM
PSI
CEM
100 130
    150 200
    200 270
    250 340