Dth Down The Hole Rock Drill Bit For DHD SD QL Mission Series
TDS DTH Hammer Bits have high-air pressure and low-air pressure ones.
With advanced design concept, better wear-resistance,better impact-resistance, higher drilling speed and longer service life, they are widely used in large-scale open pit mining, quarry and other construction projects.
Model
|
Thread Connection
|
OD(mm)
|
Rec.Hole Size
|
Shank Style
|
Working Pressure(Bar)
|
CD35
|
API 2 3/8" Reg
|
φ82mm
|
φ90-φ105
|
DHD3.5
CD35
|
1.0-1.5Mpa
|
CD45
|
API 2 3/8" Reg
|
φ99mm
|
φ110-φ135
|
Cop44
DHD340
CD45
|
1.0-2.5Mpa
|
CSD4
|
API 2 3/8" Reg
|
φ99mm
|
φ110-φ135
|
SD4
CSD4
|
1.0-2.5Mpa
|
CQL40
|
API 2 3/8" Reg
|
φ99mm
|
φ110-φ135
|
QL40
CQL40
|
1.0-2.5Mpa
|
CD55
|
API 2 3/8" Reg
API 3 1/2" Reg
|
φ125mm
|
φ135-φ155
|
Cop54
DHD350R
CD55
|
1.0-2.5Mpa
|
CSD5
|
API 3 1/2" Reg
|
φ125mm
|
φ135-φ155
|
SD5
CSD5
|
1.0-2.5Mpa
|
CQL50
|
API 3 1/2" Reg
|
φ125mm
|
φ135-φ155
|
Cop54
QL50
CQL50
|
1.0-2.5Mpa
|
CD65
|
API 3 1/2" Reg
|
φ148mm
|
φ155-φ190
|
Cop64
DHD360
CD65
|
1.0-2.5Mpa
|
CSD6
|
API 3 1/2" Reg
|
φ148mm
|
φ155-φ190
|
SD6
CSD6
|
1.0-2.5Mpa
|
CQL60
|
API 3 1/2" Reg
|
φ148mm
|
φ155-φ190
|
Cop64
QL60
CQL60
|
1.0-2.5Mpa
|
CD85
|
API 4 1/2" Reg
|
φ185mm
|
φ195-φ254
|
Cop84
DHD380
CD85
|
1.0-2.5Mpa
|
CSD85
|
API 4 1/2" Reg
|
φ185mm
|
φ195-φ254
|
SD8
CSD8
|
1.0-2.5Mpa
|
CQL80
|
API 4 1/2" Reg
|
φ185mm
|
φ195-φ254
|
QL80
CQL80
|
1.0-2.5Mpa
|
CSD10
|
API 4 1/2" Reg
API 5 1/2" Reg
API 6 5/8" Reg
|
φ225mm
|
φ254-φ311
|
SD10
CSD10
|
1.0-2.5Mpa
|
CN100
|
API 6 5/8" Reg
|
φ225mm
|
φ254-φ311
|
NUMA100
CN100
|
1.0-2.5Mpa
|
CSD12
|
API 6 5/8" Reg
|
φ275mm
|
φ305-φ445
|
SD12
CSD12
|
1.0-2.5Mpa
|
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