Tungsten Carbide Low Pressure Water Well Drilling Bits
DTH Bit for Low Pressure DTH Hammers
1. Size range of low pressure DTH rock bit: 68mm-253mm
2. DTH rock bit face shapes: Flat, Concave, Convex
3. DTH bit button shapes: Spherical, Ballistic, Parabolic
4. Application of DTH rock bit: They are widely used for mine, quarry, road construction for the drilling and blasting work, water well drilling, slope protection, anchoring, etc.
5. Bit size and buttons can be customized.
Type
|
Number of
Air hole
|
DIa.(mm)
|
Weight(kg)
|
Gauge Button
|
Front Button
|
Matching
DTH Hammer
|
GL65PQ
|
1
|
68-72
|
1.5
|
4*12
|
3*12
|
GL65
|
GL75PQ
|
3
|
75-77
|
2.4
|
5*12
|
3*12
|
GL70
|
GL76PQ
|
2
|
76-78
|
2.5
|
5*12
|
3*12
|
GL76
|
GL76-78
|
2
|
78-82
|
2.6
|
5*12
|
3*12
|
GL80PQ
|
3
|
82-84
|
3.0
|
5*12
|
6*12
|
GL80 /80X
|
GL90A
|
3
|
90-95
|
3.6
|
6*14
|
4*12
|
GL80XD-90
|
3
|
90-95
|
3.4
|
6*12
|
4*12
|
GL80XD
|
GL80-II-80
|
3
|
80-82
|
3.0
|
5*12
|
4*12
|
GL80-II
|
GL90B
|
3
|
90-95
|
3.8
|
6*14
|
4*12
|
GL90/90-I
|
GL90T1
|
2
|
90-95
|
3.6
|
6*14
|
1*12
3*12
|
GL90T2
|
2
|
90-95
|
3.8
|
6*14
|
4*12
|
GL90T3J
|
3
|
90-95
|
3.6
|
6*14
|
4*12
|
GL90T5
|
2
|
90-95
|
3.6
|
5*14
|
4*12
|
GL90-100
|
3
|
100-105
|
4
|
6*14
|
5*12
|
GL90-105
|
3
|
105-110
|
4.2
|
6*14
|
5*12
|
GL90-110
|
3
|
110-115
|
4.5
|
8*14
|
3*12
|
GL90-120
|
3
|
120-125
|
5
|
8*14
|
3*12
|
GL90-130
|
3
|
130-135
|
6.8
|
9*14
|
4*12
|
GL110-110
|
3
|
110-115
|
6.1
|
6*14
|
5*12
|
GL110
|
GL110-115
|
3
|
110-115
|
6.3
|
6*14
|
5*12
|
GL110-120
|
3
|
120-125
|
7
|
6*14
|
6*12
|
GL110-125
|
3
|
125-130
|
7.1
|
6*14
|
7*12
|
GL110-130
|
3
|
130-135
|
7.3
|
6*14
|
7*12
|
GL110-135
|
3
|
135-140
|
8
|
6*14
|
7*12
|
GL110-140
|
3
|
140-145
|
8.2
|
6*14
|
8*12
|
GL110-150
|
3
|
150-155
|
9
|
6*14
|
8*12
|
GL150-155
|
3
|
155-160
|
16.3
|
15*16
|
4*14
|
GL150
|
GL150-165
|
3
|
160-165
|
17.3
|
15*16
|
5*14
|
GL150-185
|
3
|
180-185
|
19.6
|
15*16
|
6*14
|
GL150-200
|
3
|
200-205
|
23
|
9*16
|
12*14
|
GL170-175
|
3
|
175-180
|
22.8
|
15*16
|
8*14
|
GL170
|
GL170-185
|
3
|
185-190
|
23.24
|
15*16
|
8*14
|
GL170-195
|
3
|
195-198
|
24
|
15*16
|
10*14
|
GL170-200
|
3
|
200-203
|
25.8
|
15*16
|
9*14
|
GL170-210
|
3
|
210-213
|
26.5
|
12*16
|
6*14
6*16
|
GL170-220
|
3
|
220-223
|
28.5
|
15*16
|
11*14
|
GL170-230
|
3
|
230-233
|
32
|
15*16
|
12*14
|
GL170-240
|
3
|
240-243
|
36
|
21*16
|
6*14
|
GL170-250
|
3
|
250-253
|
45
|
15*16
|
4*14
|