TAPERED DRILL STEEL
Durable tapered socket bits are
available from 30mm (1 3/16") to
43mm (1 11/16") in diameters
with your choice of 6°, 7°,
11°, or 12° taper.
Button bits and Cross
Bits both are made
DOWN THE HOLE BIT
Mitsubishi materials produces a
wide assortment of Down The
These range from 90mm (3 1/2")
to 254mm(10") in diameter and fit
many hammers such as Sandvik,
Atlas Copco etc.
For the most effective operation in
various drilling conditions, we offer
Flat Face, Concave and Convex
The SUPER MAXBIT consists of two or three wings on
a device. Bit wings become extendable / retractable
when drill strings rotate in the forward /reverse direction.
While drilling with extended bit wings, the SUPER
MAXBIT, with quite same rotation moment on each wing,
is completely balanced and stable , compared with
former eccentric drilling method.
The ULTRA MAXBIT is used for simultaneous drilling
and casing in unstable soft ground formations, and is
also applicable for wide range of ground conditions
such as sand, gravel and boulders and rock.
Pilot Adaptors and Reaming Bits with
popular threads are made for many
different drilling conditions.
MITSUBISHI MATERIALS CORPORATION
has been developing percussion rock drilling tools for
over 60 years in Japan. Mitsubishi materials is truly a worldwide player and is offering high quality products to
the global market. Currently We are supplying over 50 countries and continues to increase the number of sales
Mitsubishi Rock Tools products are manufactured from highly wear resistant steel and our own in house
Japanese produced tungsten carbide inserts.
These tungsten carbide inserts are designed and produced by experienced engineers using the most advanced
computer technology. Using this new computer technology, these tungsten carbide inserts are combined with the
special steel bodies developed by Mitsubishi materials to provide the client with unbeatable consistent quality.
What is more,each bit body is marked with a manufacturing lot number that allows precise tracking and control
through the full history of the manufacturing process of tungsten carbide inserts and steel bodies.
Mitsubishi materials has been a leader in helping to achieve remarkable technological innovations that have
propelled the mining, construction and quarry industries to the highest drilling efficiencies.