Halco Rock Tools, UK Manufacturer of DTH Hammers and Bits. Halco pioneered the development and distribution of DTH hammers in the 1950s.
The Super Dominator 400 is a heavy duty hammer with thicker 98mm (3.8") diameter outer components to provide extra service life in abrasive conditions and is suitable for waterwell drilling.
The Super Dominator 400 is designed for maximum performance at high pressures.
Top adaptor with internal N.R.V. (Non-Return-Valve) and replaceable air distributor.
Revised chamber volumes and cycle timing to optimize performance.
Simplified piston geometry for improved balance and location within cylinder.
Air Consumption
Halco 4 and DHD340A shanks reduce contact stresses and wear rates.