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       TEL : +86-592-5601702  5682036


       E-mail: sales@quarryingtools.com


       Address: Unit 8001, Part A, Minnan Culture Town, 

       No.350, Changle Road, Huli, Xiamen China.361006


                   




Low Medium High Pressure Down the Hole DTH Bits

Description: Description: Bestlink produce a wide range of button bits to suit all types and sizes of all popular makes of DTH hammers (Atlas copco,Bulroc,Halco,Ingersoll Rand,Numa,Sandvik mission,robit,Boart Longyear,Mincon,Bulroc....) These are available in a variety of head forms and button...

Description:


Bestlink produce a wide range of button bits to suit all types and sizes of all popular makes of DTH hammers

(Atlas copco,Bulroc,Halco,Ingersoll Rand,Numa,Sandvik mission,robit,Boart Longyear,Mincon,Bulroc....)

These are available in a variety of head forms and button shapes that are designed to give the driller the opportunity of choosing the best bit to efficiently drill all types different rocks and ground conditions.

All Bestlink bits in the intermediate range are produced from a high nickel alloy steel, heat treated to produce a surface resistant to fatigue and wear.

 

Size: 76mm-998mm

Hammer: 2"-12"

Package: in wooden case

Productivity: 2000pcs/month


Drill Bit

Bit Dia.(mm)

NO.Air
Holes

Gauge
Buttons

Front
Buttons

Weight(Kg)

Part No.

Cop32

85

2

6×φ14

4×φ12

4.2

COP32—85

90

2

6×φ14

5×φ12

4.5

COP32—90

95

2

7×φ14

5×φ12

4.7

COP32—95

100

2

8×φ14

6×φ12

5.0

COP32—100

105

2

8×φ14

6×φ13

5.3

COP32—105

BR3

85

2

6×φ14

4×φ12

3.8

BR3—85

90

2

6×φ14

5×φ12

4.0

BR3—90

95

2

7×φ14

5×φ12

4.3

BR3—95

100

2

8×φ14

6×φ12

4.8

BR3—100

105

2

8×φ14

6×φ13

5.2

BR3—105

HD35(IR3.5,Cop34)

85

2

6×φ14

4×φ12

4.2

HD35—85

90

2

6×φ14

5×φ12

4.5

HD35—90

95

2

7×φ14

5×φ12

4.8

HD35—95

100

2

8×φ14

6×φ12

5.0

HD35—100

105

2

8×φ14

6×φ13

5.5

HD35—105

XL3

85

2

6×φ14

4×φ12

4.5

XL30—85

90

2

6×φ14

5×φ12

4.7

XL30—90

95

2

7×φ14

5×φ12

4.9

XL30—95

100

2

8×φ14

6×φ12

5.0

XL30—100

105

2

8×φ14

6×φ13

5.5

XL30—105


Drill Bit

Bit Dia.(mm)

NO.Air
Holes

Gauge
Buttons

Front
Buttons

Weight(Kg)

Part No.

HD45(DHD340A,Cop44)

105

2

6×φ14

5×φ13

8.5

HD45—105

110

2

7×φ14

6×φ13

8.8

HD45—110

115

2

8×φ14

7×φ13

9.0

HD45—115

120

2

8×φ14

8×φ13

9.8

HD45—120

127

3

9×φ14

9×φ14

11.0

HD45—127

SD4

105

2

6×φ14

5×φ13

9.0

SD4—105

110

2

7×φ14

6×φ13

9.5

SD4—110

115

2

8×φ14

7×φ13

9.8

SD4—115

120

2

8×φ14

8×φ13

11.5

SD4—120

127

3

9×φ14

9×φ14

12.3

SD4—127

QL40

105

2

6×φ14

5×φ13

9.0

QL40—105

110

2

7×φ14

6×φ13

9.2

QL40—110

115

2

8×φ14

7×φ13

9.5

QL40—115

120

2

8×φ14

8×φ13

10.3

QL40—120

127

3

9×φ14

9×φ14

11.5

QL40—127

Mission40

105

2

6×φ14

5×φ13

6.0

M40—105

110

2

7×φ14

6×φ13

6.2

M40—110

115

2

8×φ14

7×φ13

6.6

M40—115

120

2

8×φ14

8×φ13

7.0

M40—120

127

3

9×φ14

9×φ14

7.4

M40—127


Drill Bit

Bit Dia.(mm)

NO.Air
Holes

Gauge
Buttons

Front
Buttons

Weight(Kg)

Part No.

HD55(DHD350R,Cop54)

133

2

7×φ16

6×φ14

16

HD55—130

140

2

8×φ16

7×φ14

16.5

HD55—140

146

2

8×φ16

8×φ14

17

HD55—146

152

2

8×φ16

7×φ16

17.5

HD55—152

165

2

8×φ16

8×φ16

18.5

HD55—165

SD5

133

2

7×φ16

6×φ14

15.5

SD5—130

140

2

8×φ16

7×φ14

16

SD5—140

146

2

8×φ16

8×φ14

16.5

SD5—146

152

2

8×φ16

7×φ16

17

SD5—152

165

2

8×φ16

8×φ16

18

SD5—165

QL50

133

2

7×φ16

6×φ14

15.5

QL50—130

140

2

8×φ16

7×φ14

16

QL50—140

146

2

8×φ16

8×φ14

16.5

QL50—146

152

2

8×φ16

7×φ16

17

QL50—152

165

2

8×φ16

8×φ16

18

QL50—165

Mission50

133

2

7×φ16

6×φ14

12.5

M50—130

140

2

8×φ16

7×φ14

13.5

M50—140

146

2

8×φ16

8×φ14

14

M50—146

152

2

8×φ16

7×φ16

14.4

M50—152

165

2

8×φ16

8×φ16

15.0

M50—165


Drill Bit

Bit Dia.(mm)

NO.Air
Holes

Gauge
Buttons

Front
Buttons

Weight(Kg)

Part No.

HD65(DHD360,Cop64)

152

2

8×φ16

8×φ16

22.0

HD65—152

165

2

8×φ18

8×φ16

24.0

HD65—165

178

2

8×φ18

8×φ16

26.0

HD65—178

190

3

9×φ18

9×φ16

28.0

HD65—190

203

2

10×φ18

10×φ16

29.5

HD65—203

SD6

152

2

8×φ16

8×φ16

26.0

SD6—152

165

2

8×φ18

8×φ16

27.0

SD6—165

178

2

8×φ18

8×φ16

29.0

SD6—178

190

3

9×φ18

9×φ16

32.0

SD6—190

203

2

10×φ18

10×φ16

34.0

SD6—203

QL60

152

2

8×φ16

8×φ16

24.0

QL60—152

165

2

8×φ18

8×φ16

25.0

QL60—165

178

2

8×φ18

8×φ16

27.0

QL60—178

190

3

9×φ18

9×φ16

29.0

QL60—190

203

2

10×φ18

10×φ16

33.0

QL60—203

Mission60

152

2

8×φ16

8×φ16

22.0

M60—152

165

2

8×φ18

8×φ16

23.0

M60—165

178

2

8×φ18

8×φ16

24.0

M60—178

190

3

9×φ18

9×φ16

25.0

M60—190

203

2

10×φ18

10×φ16

28.0

M60—203


Low pressure series: 

图片1.png

Type

Dia.

Spline No.

Weight (Kg)

CIR65
CIR70
CIR80
CIR80X
CIR90
CIR90
CIR90
CIR110
CIR110
CIR110W
CIR110W
CIR150
CIR150A
CIR150A
CIR170
CIR170A
CIR200W

68
76
83
83
90
100
130
110
123
110
123
155
155
165
175
185
200

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

2.50
3.40
3.45
3.50
3.50
4.50
9.50
6.40
8.50
6.50
8.80
12.0
12.5
14.0
15.5
16.0
48.0


图片1.png

Type

Dia.

Spline No.

Weight (Kg)

J60C
J70C
J80B
J80B
J100B
J100B
J100B
J150B
J150B
J150B
J170B
J170B
J200B
J200B

65
75
85
90
110
115
120
155
160
165
170
180
210
220

4
4
4
4
4
4
4
4
4
4
4
4
4
4

2.26
2.80
3.20
4.80
5.04
5.50
6.25
14.0
15.5
22.0
24.5
28.6
43.5
45.0

We can design and manufacture according to customer's requirement of the Bit Dia, No. air holes,carbide button shape and the face shape.

Inquiry