SDRD A Dedicated Tool For 3 (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.

For more details about this Drilling Rig Contact
http://dthhammers.dthrotarydrilling.com/products/stunner.html