12 inch DTH Hammers
MACH 120
The Mach 120 accepts A100-15 (SD12) shank bits and has a working
pressure range of 170 - 350 psi (12 - 24 bar) whilst its optimum
performance is reached at air pressures of 200 psi (14 bar) and
above.
MACH 122
The Mach 122 accepts A100-15 (SD12) shank bits and drills most
effiently at air pressures between 100 psi (7 bar) and 170 psi (14
bar), due to its higher air consumption, provides increased uphole
velocity, particularly when using oversized diameter drill
bits.
MACH 132
The Mach 132 hammer accepts IR DHD112 shank bits. This hammer,
although capable of high pressure drilling is particularly suitable
at pressures between 7 - 14 bar (100-200 psi). This hammer has a
pin drive arrangement to prevent spline contact thereby minimising
spline wear and damage which can result in bit shank failure.
MACH 142
The Mach 142 hammer accepts IR DHD112S shank bits.and is
equipped with an oversize chuck to drill larger diameters at air
pressures between 7-24 bar (100-350 psi). This oversize chuck
protects the cylinder and prolongs its life. This hammer has a pin
drive arrangement to prevent spline to spline contact therby
minimising spline wear and damage which can result in bit shank
failure.
SUPER DOMINATOR 1200
The Super Dominator 1200 accepts QL 120 shank bits and drills
most effeciently at air pressures between 100psi (7 bar) and 170
psi (14bar), due to its higher air consumption, provides increased
uphole velocity, particularly when using oversized diameter drill
bits.

2 inch DTH Hammers
DOMINATOR 100
The Dominator 100 is designed for small diameter drilling
operations and it's superior drilling performance makes it at least
50% faster than it's nearest competitor
Suitable for operation at air pressures of 7-17 Bar
(100-250psi)
Drilling diameters from 55mm - 66mm
The valveless design of the Dominator 100 provides high
performance at both low and high pressures
Strong robust design withstands heavy duty applications
A non return valve is fitted into the Dominator 100 improving
its performance where ground water is present.
MACH 20
Suitable for operation at air pressures of 7-17 Bar
(100-250psi)
The valved design of the Mach 20 provides high performance at
low pressures
Strong robust design withstands heavy duty applications
Drilling diameters from 70mm to 80mm
All steel valve provides reliable operation and avoids the
possibility of heat distortion
Three levels of air volume with a variety of chokes
available
3 inch DTH Hammers
MACH 303
Mach 303 General purpose hammer for small hole drilling in
applications such as seismic and geological survey, micro-pilling,
floor, wall and roof bolting or for blast holes where environmental
considerations limit hole size and blasting procedure. Suitable for
drilling a wide range of air pressures in both soft and hard rock
conditions.
DART 350
Dart 350 particularly suitable for low pressure operations
although capable of working between 7-24 bar (100-350 psi).
Drilling diameters on 90mm to 104mm (3 1/2" - 4 3/32").
DOMINATOR 350
DOMINATOR 350 hammer is a high performance hammer for medium to
hard rock conditions. Operates at an optimum air pressure between
14-24 bar (200 - 350psi).
4 inch DTH Hammers
NT4
The NT4 has been specifically designed for high production
drilling in blast hole applications. The hammer is simple, robust
and has few parts, making it user friendly and reliable. The NT4
utilizes the Terex Halco new 12 spline shank which has simplistic
robust geometry combined with increased drive contact area.
MACH 44
The Mach 44 is a general purpose hammer used as pressures up to
and including 350 PSI (24 Bar). It is suitable for all rock
conditions at a wide range of air pressures. The Mach 44 has a
proven track record of performance and reliability.
SUPER DOMINATOR 400
The Super Dominator 400 is designed for maximum performance at
higher pressures, up to and including 350 PSI (24 Bar). The Super
Dominator is a heavy duty hammer with thicker 98mm diameter outer
components to provide an extended service life in abrasive
conditions and is also suitable for well drilling.
Groutmaster 400
The Groutmaster 400 is designed specifically for use with
grouting systems. the hammer is designed to take a drill bit fitted
with a high pressure non-return valve to prevent grout entering the
hammer.

5 inch DTH Hammers
NT5
The NT5 has been designed to give maximum performance in blast
hole applications. The NT5 has been tuned to effiently utilise the
air supply to give optimum penetration rates. The hammer is
suitable for drilling a wide range of air pressures, excelling at
higher pressures. Also available in a heavy duty version for
increased life in abrasive conditions, and an extra versions
specifically for deep hole drilling.
MACH 50
The mach 50 is a general purpose hammer suitble for all rock
conditions at a wide range of air pressures - 100-350 psi (7-24
bar). The hammer is fitted with a reversible cylinder to prolong
the service life. The hammer is versatile and reliable, requiring
only a few simple tools for servicing and maintenance.
DOMINATOR 500
Dominator 500 high performance hammer for medium to hard rock
conditions at a wide range of air pressures - 100-350psi (7-24
bar). This hammer's high performance is achieved through the use of
a wide bodied piston which delivers a greater blow energy.
SUPER DOMINATOR 500
Super Dominator 500 a class leader in performance, is suitable
for drilling at a wide range of air pressures, excelling at high
working pressures. For waterwell and shallow gas and oil
applications with a top supported piston and recommended minimum
bit size of 135mm.
SUPER DOMINATOR 550 HD
The Super Dominator 550 HD combines the raw power of the Super
Dominator 500 with extended hammer life in abrasive conditions due
to it's larger outside diameter.

6 inch DTH Hammers
NT6
The NT6 has been specifically designed for high production
drilling in blast hole applications. Halco have increased the
hammer's air pressure making easy going of the hardest rock
structures. The NT6 hammers are available in a heavy duty version
for increased life in abrasive conditions, and an extra version
specifically for deep hole drilling.
SUPER DOMINATOR 600
The Super Dominator 600 is one of the fastest 6'' hammer
specifically designed for high production drilling in blast hole
applications. The Super Dominator 600, is a reduced weight hammer
with water well drilling capabilities.
SUPER DOMINATOR 650
The Super Dominator 650 combines the raw power of the Super
Dominator 600 with extended hammer life in abrasive conditions due
to it's heavy duty outside diameter and reversible cylinder. With a
recommended minimum bit size 6.3/4''.
MACH 60
The Mach 60 is a versitile and reliable hammer. Economical to
operate due to it's relatively low air consumption. A reversible
cylinder further reduces running costs by extending hammer
life.
DOMINATOR 600
The Dominator 600 is a class leader in performance is suitable
for drilling at a wide range of air pressures, excelling at higher
working pressures. With water well drilling capabilities and a
recommended minimum bit size of 6''.

7 inch DTH Hammers
DOMINATOR 750
The Dominator 750 is suitable for a wide range of air pressures,
100 - 350psi (7-24 Bar).
Drilling hole diameters from 192mm to 254mm (7.5/8" to 10"), the
Dominator 750 is up to 50% faster than competing models. The mining
quarrying and waterwell industries will all benefit from the high
reliability offered by a one piece top adaptor/air distributor.
A reversible cylinder is also fitted to the Dominator 750 to
prolong hammer life and reduce costs.
8 inch DTH Hammers
DOMINATOR 800
The Dominator 800 is a general purpose hammer suitable for a
wide range of air pressures, 100-350 psi (7-24 Bar). The Dominator
800 is a well drilling hammer with a mid-range air volume.
DOMINATOR 880
The Dominator 880 is a well drilling hammer with a mid range air
volume. A choice of blank, 4mm, 6mm or 8mm chokes can be fitted to
provide varied air flow making the Dominator 880 a versitile
hammer. The wide body diameter of the Dominator 880 allows for an
increased piston weight and therefore an improved performance.
DOMINATOR 880 DEEPWELL
The Dominator 880 Deepwell hammer has been specifically designed
for drilling deep holes in ground water.
DOMINATOR 850
The Dominator 850 has been designed for high performance
drilling in hard to medium rock formations, particularly minimg
applications. Its class leading performance has been achieved with
a larger / heavier piston and a valveless air cycle providing a 50%
increase stroke. As well as a reversible cylinder for prolonged
hammer life the Dominator 850 benefits from a QL80 shank
design.

RC series DTH Hammers
RC412 & RC512
The new Halco RC412, 512 & 512E hammer's improved
performance ensures that any drilling project undertaken gets done
in a fraction of the time, resulting in cost savings for the
contractor. The Halco range of RC hammers have been designed to
give maximum performance in Exploration & Grade Control hole
applications. These hammers have a one piece "integral top adaptor"
which is robust and simple requiring no make-up components, this
gives reliability and ease of service. At higher pressures the RC
hammers make easy going of even the hardest of rock structures.
The RC512E hammer has been specifically designed for use with
high pressure and large volume compressors.
10 inch DTH Hammers
DOMINATOR 1000
The Dominator 1000 incorporates a unique piston design for high
performance and reliability especially in water well applications.
Its optimum performance is reached at air pressures of 200psi (14
bar) and above. The Dominator 1000 has a body diameter of 230mm and
a piston weight of 87.6kg, one of the heaviest in its class
providing excellent performance. A reversible cylinder is fitted to
the hammer to prolong its life and reduce costs. "Captive" bit
retaining rings and an improved 2 start thread design ensures that
the Dominator 1000 is simple to service with only a few tools.