Thread T51

Top Hammer Drilling Tools for Bench Drilling

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Thread T51

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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