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Shank Rod
Connecting with asystme of a main body of the top hammer in the Rotary
Percussion and transmitting the power of ratation and stroke Percussion
torque from the machine into tips of Bit in the casing.
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Cleaning Adapter (C.A/D)
Transmitting the power of rotation and stroke of the machine through a
Shank Rod into the front parts of Casing(s) and Inner Rod, at the same
time dividing the watercouse to an intake and out-take a the drilling.
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Cleaning Swivel
Taking water in through the inlet of P1sent from a water-pump and supplying
it into an Inner Rod via C.A/D, and draining off cutting slime to the outlet
of P2 through the inter-space between the inside Caing and the Inner Rod.
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Casing Tube
Intergrating a Cleaning Adapter and other extensive Casing Tube(s) by jointing
with a Casing Tube(s) and forming the outer Casing Tube. |
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Outer Bit
Drilling Bit with chip blades around in the ring that works on strata directly
with the powerof rotation and stroke transmitted from the Top Hmmer through
a Casing Tube(s). |
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Blance Rod
Jointing a Cleaning A/D on one end and an Inner Rod on the other end, and
coordinating the Outer Casing tube(s) and Inner Rod to adjust the difference
of length between the two. |
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Inner Adapter
In accordance with the length of drilling, jointing a Balance Rod and an
Inner Rod(and First inner Rod) and forming an Inner Tubes(s). |
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First Inner Rod
Connecting with a Balance Rod and coordinatign the Outer Casing and Inner
Rod in the length, and the role of relaying the power to an Inner Bit in
the tip of Inner Rod. |
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Inner Rod
The main body of Inner Rod of the Dual Casing System, and it also has the
function of water-piping. |
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Inner Bit
Bit with chip-blades which works on strata directly with the power of ration
and stroke transmitted from the Top hammer through an Blance Rod, Inner
Rod, Inner Coupling and First Inner Rod etc. Cross bit is suitable for
softer stratum and Button bit for the harder, such as conglomerate. |
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Auxiliary Tool |
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