Thread T51

Top Hammer Drilling Tools for Bench Drilling

Bit Diameter: 89mm-127mm
Length of drill rod: 1525mm-6100mm (MM and MF)
Button bit design: Flat face, drop center, normal and retrac body.
Tungsten carbide (Buttons): Spherical, ballistic and conical.
Applications: Bench, production

We have different designs for various rock formations, and a longer service life to decrease use costs for users.

Button bit Dimensions D Flushing hole (mm) Buttons (mm) Angle Class Part no.
mm in Front No size Gauge No size Front No size Gauge No size
89
102
3 1/2
4
2×12
2×14
2×7
-
6×12
6×13
8×14
8×14
35°
35°
H
H
3089T5114
30102T5114
115 4
1/2
4×13 - 6×14 8×16 35° H 30115T51F14
89
102
3 1/2
4
4×10
4×11
-
-
6×12
6×13
8×14
8×14
35°
35°
M
M
3089T5114D
30112T5114D
115 4 1/2 4×13 - 6×14 8×16 35° M 30115T5114D
127 5 3×13 - 10×14 9×16 35° H 30127T5119
127 5 3×13 - 9×14 9×14 35° M 30127T5118D
127 5 3×13 - 9×14 9×16 35° H 30127T5118R
89
102
115
3 1/2
4
4 1/2
2×11
4×11
4×13
2×8
-
-
6×12
6×13
6×14
8×14
8×14
8×16
35°
35°
35°
H
H
H
3089T51F14R
30102T51F14R
30115T51F14R
89
102
115
3 1/2
4
4 1/2
4×10
4×11
4×13
-
-
-
6×12
6×13
6×14
8×14
8×14
8×16
35°
35°
35°
M
M
M
3089T5114DR
30102T5114DR
30115T5114DR
127 5 3×13 - 9×14 9×14 35° M 30127T5118DR
Reaming tools/ Dome bit
152 6 5×10 2×10 2×14 20×14 35° - 30152T5122KD
Drill rod Dimensions L Dimensions D Part no
mm ft in mm in
Rod Ø51 with threads T51/T51
3660
4270
6100
12
14
20
-
-
-
51
51
51
2
2
2
2051T5136
2051T5142
2051T5161
Rod Ø51 with threads T51/T51 (MF)
1525
1830
3660
4270
5
6
12
14
-
-
-
-
51
51
51
51
2
2
2
2
2051T51MF15
2051T51MF18
2051T51MF36
2051T51MF42
Coupling Dimensions L Dimensions D Part no
mm ft in mm in
T51-T51
235 9 1/4 72 2 1/8 MX-T517223
T51-T51
235 9 1/4 77 3 MX-T517723
Crossover coupling T51-T45
240 9 1/2 72 2 7/8 MX-T51T457224
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