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
|
