The Super Dominator 550 HD QL 50 has been designed to give maximum performance in blast-hole applications. This hammer has been tuned to efficiently utilize the air supply to give optimum penetration rates. The Super Dominator 550 HD QL 50 is suitable for drilling over a wide range of air pressures, excelling at higher pressures.
The unique top-adaptor with N.R.V. (Non-Return-Valve) makes this hammer easy to maintain and service.
Suitable for operation at air pressures of 100 - 435 psi (7 - 30 bar).
Drilling diameters of 135 mm - 165 mm (5 5/16 - 6 1/2").
Available Shanks: IR QL 50.