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High Air Pressure DTH Drill Bit

Best High Air Pressure DTH Drill Bit Manufacturer in India

High Grade Steel DTH Hammer Bits with CNC Tools

• Medium to large size drilling diameters
• Works in high pressure range, capable of drilling deep hole lengths
• Cuttings drawn out of the hole through reverse circulation method
• Color: Green,Blue or Based on Customer requirements

Category: High Air Pressure DTH Drill Bit

• Customers can customize their DTH bits in various ways, such as changing the tungsten carbide insert profile (spherical, ballistic, etc.), face profile (flat face, concave, convex, etc.), and flushing holes.

3" DTH drill bit: (Note: Also available in BR3, COP32, QL30 link structure.)

  Bit Dia.(mm) NO.Button size  
Number Model mm in Gauge button Mid button Front button Gauge tooth angle NO.Flushing holes(PCS) Weight (KG)
G001 G90-DHD3.5-10QZ-40-B14 90 3 9/16 6*14   4*12 40° 2 4.8
G002 G95-DHD3.5-12QZ-40-B14 95 3 3/4 7*14   5*12 40° 2 5
G003 G100-DHD3.5-12QZ-40-B14 100 3 15/16 7*14   5*14 40° 2 5.3
G004 G105-DHD3.5-12QZ-40-B14 105 4 1/8 7*14   5*14 40° 2 5.5
G005 G110-DHD3.5-13QZ-40-B14 110 4 1/3 7*14   6*14 40° 2 5.8

4" DTH drill bit: (Note: Also available in Mission 40, Ql40, S40, K4 link structure.)

  Bit Dia.(mm) NO.Button size  
Number Model mm in Gauge button Mid button Front button Gauge tooth angle NO.Flushing holes(PCS) Weight (KG)
G006 G105-DHD340-13QZ-40-B14 105 4 1/8 7*14 4*14 2*14 38° 2 7.6
G007 G110-DHD340-13QZ-40-B16 110 4 5/16 7*16 4*14 2*14 38° 2 7.8
G008 G115-DHD340-13QZ-40-B16 115 4 1/2 7*16 4*14 2*14 38° 2 8.2
G009 G120-DHD340-13QZ-40-B16 120 4 3/4 7*16 4*14 2*14 38° 2 8.7
G010 G125-DHD340-14QZ-40-B16 125 4 15/16 7*16 4*14 3*14 38° 2 8.9
G011 G130-DHD340-14QZ-40-B16 130 5 1/8 7*16 4*14 3*14 38° 2 9.4
G012 G140-DHD340-14QZ-40-B18 140 5 1/2 7*18 4*14 3*14 38° 2 9.8
G013 G150-DHD340-16QZ-40-B18 150 6 8*18 5*14 3*14 38° 2 10.3

5" DTH drill bit: (Note: Also available in Mission 50, Ql50, QSS50, K5 link structure.)

  Bit Dia.(mm) NO.Button size  
Number Model mm in Gauge button Mid button Front button Gauge tooth angle NO.Flushing holes(PCS) Weight (KG)
G014 G132-DHD350-14QZ-40-B18 132 5 3/16 7*18 4*15 3*14 40° 2 14.9
G015 G138-DHD350-14QZ-40-B18 138 5 1/2 7*18 4*15 3*14 40° 2 15.2
G016 G146-DHD350-16QZ-40-B18 146 5 3/4 8*18   8*14 40° 2 15.8
G017 G152-DHD350-16QZ-40-B18 152 6 8*18   8*14 40° 2 18.2
G018 G165-DHD350-19QZ-40-B18 165 6 1/2 9*18 6*16 4*16 40° 3 22
G019 G180-DHD350-19QZ-40-B18 180 7 7/8 9*18 6*16 4*16 40° 3 19.5
G020 G190-DHD350-19QZ-40-B18 190 7 1/2 9*18 6*16 4*16 40° 3 22.5
G021 G195-DHD350-19QZ-40-B18 195 7 11/16 9*18 6*16 4*16 40° 3 22.9

6" DTH drill bit: (Note: Also available in Mission 60, Ql60, SD6, K6 link structure.)

  Bit Dia.(mm) NO.Button size  
Number Model mm in Gauge button Mid button Front button Gauge tooth angle NO.Flushing holes(PCS) Weight (KG)
G022 G152-DHD360-16QZ-40-B18 152 6 1/16 8*18   8*16 40° 2 22.9
G023 G165-DHD360-16QZ-40-B18 165 6 1/2 8*18   8*16 40° 2 23.3
G024 G180-DHD360-19QZ-40-B18 180 7 1/16 9*18 6*16 4*16 40° 3 25.8
G025 G190-DHD360-19QZ-40-B18 190 7 1/2 9*18 6*16 4*16 40° 3 28
G026 G195-DHD360-19QZ-40-B18 195 7 5/8 9*18 6*16 4*16 40° 3 29.7
G027 G203-DHD360-24QZ-40-B18 203 8 10*18 8*18 6*16 40° 2 31
G028 G216-DHD360-24QZ-40-B18 216 8 1/2 10*18 8*18 6*16 40° 2 33.6

8" DTH drill bit: (Note: Also available in Mission 80, Ql80, SD8, K8 link structure.)

  Bit Dia.(mm) NO.Button size  
Number Model mm in Gauge button Mid button Front button Gauge tooth angle NO.Flushing holes(PCS) Weight (KG)
G029 G203-DHD380-24QZ-40-B18 203 8 10*18 8*18 6*16 40° 2 47.8
G030 G216-DHD380-24QZ-40-B18 216 8 1/2 10*18 8*18 6*16 40° 2 52.9
G031 G219-DHD380-24QZ-40-B18 219 8 5/8 10*18 8*18 6*16 40° 2 54
G032 G229-DHD380-25QZ-40-B18 229 9 10*18 8*18 7*16 40° 2 57
G033 G235-DHD380-32QZ-40-B18 235 9 1/4 12*18 12*18 8*16 40° 2 57.5
G034 G254-DHD380-32QZ-40-B18 254 10 12*18 12*18 8*16 40° 2 61
G035 G278-DHD380-41QZ-40-B18 278 11 12*18 20*18 9*16 40° 2 71

Technical Manual of DTH Hammer:

 

3 Inch

3.5 Inch

4 Inch

5 Inch

6 Inch

8 Inch

Drilling diamter(mm)

Φ82-85

Φ90-93

Φ105-130

Φ130-152

Φ152-305

Φ203-305

Hammer length(mm)

867

908

1052

1387

1450

1551

External diameter(mm)

Φ71

Φ81

Φ92

Φ114

Φ136

Φ181

Weight(kg)

19

21.8

38

69

126

277

Working pressure(Mpa)

0.8-2.1

0.8-2.1

0.8-2.1

0.8-2.1

0.8-2.1

0.8-2.1

Air consumption(m3/min)

3-12

4.3-14.2

3.5-18

5.7-18

8.5-25

12-31

Torque(N.M)

150

205

304

590

822

1560

Lmpactfrequenc(Time/Min)

≥800

950-1500

≥800

810-1470

820-1475

860-1510

Connection thread

inside 48.8x4.2

outside API 2-3/8"

inside API 2-3/8"

outside API 3-1/2"

outside API3-1/2

outside API4-1/2"

Connection thread

Φ47-6

Φ53-8

Φ64-8

Φ84-8

Φ99.5-8

Φ128-10

Bit shank

3"-85

3.5"-90

4"-105/115/130

5"-130/140/152

6"-152/165/178/194/203/216/230/254/305

8"-152/165/178/194/203/216/230/254/305