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Introduction
Supplying other shank bits as well as TD design shank
Supplying oversize drill bits and custom design bits
Standard DTH Bits is a standard grade of carbide inserts
Premium DTH is a premium grade of carbide inserts
Bit Face Design - Flat Face / Concave Face / Convex Face / Double Step Face
DTH Bits
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Introduction
Economic Solution for soft &medium soil formation
Screw Hammer Specification
Model
Hole Size
Standard Range
(mm)
Combined
Hammer
Bit
TDS 400
350 ~ 400
ACE80
203mm (8")
TDS 500
400 ~ 500
TD100
254mm (10")
TDS 600
500 ~
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Introduction
Wide range of TD hammers
Well established hammer proven by customer experience
Heavy piston provides bigger energy output
TD Hammer Specification
Model
Button Bit
Standard Range
(mm)
Shank Type
Connection
Outside
Diameter
(mm)
Length
w/o bit
(mm)
Weight
w/o
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Introduction
Symmetrical overburden drilling system
Designed with bits extended out when drilling the hole.
Reduce replacement cost of wing bit due to relatively longer life of wing bit
NT System
Model
No.of
Wings
Bit Diameter(mm)
Casing
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Introduction
Our newest designed hammers with higher productivity
Faster penetration rate provided by our new air flow system
Longer service life provided by new piston design
Low operating cost due to fewer internal components
Related Keywords
DTH hammer
drill bits
downhole hammer
rock drill bits
drilling machine
rock
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Introduction
TDU Hammer Specifications
Model
Button Bit
Standard Range
(mm)
Shank Type
Connection
Outside
Diameter
(mm)
Length
w/o bit
(mm)
Weight
w/o bit
(kg)
TDU40
105~127
TDU40
API 2 3/8
Reg. Pin
98
917
37
TDU50
130~152
TDU50
API 3
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Introducton
Same benefits as Tornado hammers
Pilot hole is drilled first, then Tornado Hole Opener drill to the size required
Faster drilling and more efficient for the large diameter holes
Model
No.of
Hammers
Connection
Pilot Diameter(mm)
Reamer
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Introduction
Tornado hammer customized Overburden Drilling System.
Same benefits as Tornado hammers- Easier to retract and no reverse rotation required
- Wings are retracted when Super Tornado is lifted
Super Tornado Hammer Specification
Model
No.of
Hammers
Combined Bit
Casing
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Introduction
Ideal for construction drilling applications, especially large diameter holes?
- More percussive drill power to larger diameter holes
- Used by foundation, pilings, footings, roadway and mining contractors
Drilling range in size from 220mm to 2000mm and larger- Modular Design: the use of relatively smaller bits
- Reduced bit
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Introduction
The patented Top Reaming Bit is a revolutionary new bit design. When drilling into the ground, the Top Reaming Bit extends out wider than the casing. Once the drilling is complete the Top Reaming Bit withdraws into the casing. The Top Reaming Bit outperforms all other competitors in the field.
Feature
Uniform rotation while
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Introduction
Unique design for faster penetration rate
Minimizing service requirements due to simple design
Premium grade of carbide inserts
TDEX System
Model
No.of
Wings
Bit Diameter(mm)
Casing Size(mm)
Applicable
Hammer
Expended
Retracted
I.D.
O.D.
Wall
SW
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Introduction
Designed for harder structure on pilot bit
Premium grade of carbide inserts
Easier to assemble and disassemble
TREX System
Model
Bit Diameter(mm)
Casing Size(mm)
Applicable
Hammer
Expended
Retracted
I.D.
O.D.
Wall
TDEX
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Sinodrills DTH Bit DHD350-152, COP42-127, QL60-203
DTH bit diameter: 76mm to 311mm.
DTH bit shank style: DHD shank, COP shank, SD shank, QL shank, Mission shank, Mach shank, etc.
DTH bit face design: Flat face, convex face, concave face, DGR.
DTH bit carbides style: hemi-spherical, Parabolic, and Ballistic.
We can design by customer's