Thread R25

Thread R25
Thread R25
Thread R25
Thread R25
Thread R25
Thread R25
Thread R25
Thread R25
Thread R25
Thread R25
Thread R25
Thread R25
Thread R25
Thread R25

Top Hammer Drilling Tools for Drifting and Tunneling

Bit Diameter: 33mm-45mm
Length of drill rod: 250mm-4000mm
Button bit design: Flat face, drop centre, normal and retrac body.
Tungsten carbide (Buttons): Spherical, ballistic and conical.
Applications: Drifting, tunneling, bench

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
33
35
38
41
43
45
1 5/16
1 3/8
1 1/2
1 5/8
1 11/16
1 3/4
1×5
1×5
1×5
1×5
1×5
1×5.5
1×5
1×5
2×5
2×5
2×5
2×5.5
2×7
2×7
2×7
2×8
2×8
2×9
5×7
5×8
5×9
5×9
5×10
5×11
30°
30°
30°
30°
30°
30°
H
H
H
H
H
H
3033R2507
3035R2507
3038R2507
3041R2507
3043R2507
3045R2507
33
41
1 5/16
1 5/8
2×4.5
2×5.5
2×4.5
2×5
2×7
2×8
6×7
6×9
30°
30°
S
S
3033R2508
3041R2508
38 1 1/2 2×5 2×5 2×8 6×8 30° S 3038R25F08
43
45
1 11/16
1 3/4
3×5
3×5
-
1×5
3×8
3×8
6×9
6×10
30°
30°
M
M
3043R2509 3045R2509
Reaming tools
Pilot bit 6°taper
40 1 37/64 2×5 2×5.5 2×8 4×9 30° - 3040R2506KP
Reaming bit 6°taper
76 3 - - - 8×11 35° - 3076R2508KR
Drill rod Dimensions L Dimensions D Part no
mm ft in mm in
Shank rod with hex 22*108 with thread R25
250
1500
2400
3200
4000
-
4
7
10
13
10
11
10
6
1
22
22
22
22
22
7/8
7/8
7/8
7/8
7/8
1022R2502
1022R2515
1022R2524
1022R2532
1022R2540
Shank rod with hex 25*108 with thread R25
250
1500
2400
3200
-
4
7
10
10
11
10
6
25
25
25
25
1
1
1
1
1025R2502
1025R2515
1025R2524
1025R2532
Hex rod 25 with threads R25/R25
2200
2475
2600
2800
3100
7
8
8
9
10
2
2
6
2
2
25
25
25
25
25
1
1
1
1
1
2125R2522
2125R2524
2125R2526
2125R2528
2125R2531
Hex rod 25 with threads R25/R25 (MF)
1525
1830
5
6
-
-
25
25
1
1
2125R25MF15
2125R25MF18
Coupling L (mm) Dimensions D Part no
mm mm in
R25-R25
140 34 1 11/32 MX-R253414
Crossover coupling R25-R32
175 45 1 3/4 MX-R25R324517
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