Drill Bits
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Drill Bits

Drill Bits

MININGWELL Retrac bits are heat-treated and made of high quality alloy steel rods and tungsten carbide, so our drilling tools are tough enough to meet rock drilling needs with minimal energy loss when drilling rock. In addition, we also provide customized service to design and make appropriate threaded button bits for different drilling applications, and the customized bits are suitable for drilling soft rock, loose medium rock and hard rock.
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Description

 

Specifications

 

Top hammer bits with rock drill threading are suitable for matching with R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, T60 rock drilling rods. It has many threads. Threaded button bits are widely used in hard rock (f=8~18) drilling.

 

Technical Parameters

Model

Head Shape

Head Diameter(mm)

Length

Port Holes

Side Holes

Gauge Buttons

R25

Flat Face

38

105

1

2

5*Φ8

R25

Flat Face

45

110

3

2

6*Φ9

R32

Flat Face

45

113

3

2

6*Φ9

R32

Flat Face

64

130

2

/

6*Φ10

R32

Convex Face

76

130

2

/

6*Φ12

R38

Center Drop Face

64

130

3

/

6*Φ11

R38

Center Drop Face

76

130

2

2

8*Φ12

R38

Center Drop Face

89

130

2

2

8*Φ12

T38

Center Drop Face

64

130

2

/

8*Φ9

T38

Flat Face

70

130

3

2

6*Φ12

T38

Center Drop Face

76

130

4

/

8*Φ11

T38

Center Drop Face

89

130

4

/

8*Φ12

T45

Center Drop Face

72

140

4

/

8*Φ11

T45

Center Drop Face

76

140

4

/

8*Φ11

T45

Center Drop Face

89

145

4

/

8*Φ12

T45

Center Drop Face

102

150

4

/

8*Φ13

T45

Triange Face

89

145

4

/

8*Φ13

T45

Flat Triangle Face

102

150

3

/

9*Φ13

T45

Flat Triangle Face

115

160

3

/

9*Φ14

T51

Center Drop Face

89

155

4

/

8*Φ12

T51

Center Drop Face

102

155

4

/

8*Φ14

T51

Flat Face

115

160

2

2

8*Φ14

T51

Center Drop Face

127

165

4

/

8*Φ14

T51

Flat Triangle Face

102

155

3

/

9*Φ13

T51

Flat Triangle Face

115

165

3

/

9*Φ14

T51

Flat Triangle Face

127

165

3

/

9*Φ14

ST58

Center Drop Face

89

175

4

/

8*Φ12

ST58

Flat Face

102

180

3

/

9*Φ13

ST58

Flat Face

115

185

2

2

8*Φ14

ST58

Center Drop Face

127

185

4

/

8*Φ14

GT60

Flat Triangle Face

102

220

3

/

9*Φ13

GT60

Flat Triangle Face

115

220

3

/

9*Φ14

GT60

Flat Triangle Face

127

225

3

/

9*Φ16

GT60

Flat Triangle Face

140

230

3

/

9*Φ16

ST68

Flat Face

102

180

2

2

8*Φ14

ST68

Center Drop Face

115

180

4

/

8*Φ14

ST68

Center Drop Face

127

190

4

/

8*Φ14

ST68

Center Drop Face

140

190

4

/

8*Φ16

 

Product detail

 

  • Brand name: miningwell
  • Certification: CE, ISO
  • Minimum order quantity: 1 set
  • Packing Detail: Standard export packing
  • Delivery Time:7-10 days
  • Payment terms:L/C, T/T, Western Union

 

top hammer bits 1
top hammer bits 2
top hammer bits 3

1) Thread connection: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60

2) High quality material

3) Technology: hot pressing or welding

 

Please confirm the following information before formal ordering:

(1) Thread type

(2) Standard or retracted

(3) Drill button shape (tip shape) - ball or ballistic

(4) Drill retrac bit surface shape - recessed center, flat, convex, concave, etc...

 

Shipping&Payment

 

Every piece of Miningwell equipment and drilling rig undergoes a rigorous load security check to ensure the safety of the cargo in the container.

 

Our payment methods: credit card, L/C, T/T, Western Union, and we support shipping by air and by sea.

top hammer bits 4

 

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