HLDRILL Drifting and tunneling 35R25 thread button bit product with Raw steel and carbide,Mature technology and experience, strict quality control to ensure excellent product performance.To extend the service life of the rock drill bit and save customers costs.
HLDRILL Drifting and tunneling 35R25 thread button bit to match shank rod, and MM and MF Hex drifter rod for light-duty top hammer.
HLDRILLR25 thread series products include button bit cross bit ,reaming bit ,shank rod,coupling, hex MM/MF rod etc.
Diameter from 33mm to 89mm.
Performance
1.Excellent straightness and hole clean quality;
2.leading strength and penetration rates
3.long life and cost effective
Application
Used in drifting and tunneling, dimensional natural stone quarrying
Specification
|
Drifting and tunneling R25 |

|
Drill bit |
Bit diameter |
No.×button diameter |
Flushing hole |
Weight |
HENGLONG PN |
||||
|
mm |
inch |
Center |
Gauge |
Angle |
Front |
Side |
|||
|
|
Spherical buttons |
||||||||
|
33 |
1 19/64" |
2×7 |
5×7 |
35° |
1 |
2 |
0.33 |
1431-33R25-27/57-45-31 |
|
|
35 |
1 3/8" |
2×7 |
5×8 |
35° |
1 |
1 |
0.39 |
1431-35R25-27/58-45-31 |
|
|
38 |
1 1/2" |
2×7 |
5×8 |
30° |
1 |
1 |
0.52 |
1431-38R25-27/58-45-31 |
|
|
38 |
1 1/2" |
2×7 |
5×9 |
30° |
1 |
1 |
0.52 |
1431-38R25-27/59-45-31 |
|
|
41 |
1 5/8" |
2×9 |
4×9 |
35° |
1 |
2 |
0.58 |
1431-41R25-29/49-45-31 |
|
|
41 |
1 5/8" |
2×8 |
5×9 |
35° |
1 |
1 |
0.58 |
1431-41R25-28/59-45-31 |
|
|
43 |
1 11/16" |
2×9 |
4×10 |
35° |
1 |
2 |
0.65 |
1431-43R25-29/410-45-31 |
|
|
45 |
1 3/4" |
2×8 |
5×9 |
30° |
1 |
2 |
0.68 |
1431-45R25-28/59-45-31 |
|
|
45 |
1 3/4" |
3×8 |
6×9 |
30° |
3 |
2 |
0.68 |
1431-45R25-38/69-45-31 |
|
|
Parabolic buttons |
|||||||||
|
33 |
1 19/64" |
2×7 |
5×7 |
35° |
1 |
2 |
0.33 |
1431-33R25-27/57-45-51 |
|
|
35 |
1 3/8" |
2×7 |
5×8 |
35° |
1 |
1 |
0.39 |
1431-35R25-27/58-45-51 |
|
|
38 |
1 1/2" |
2×7 |
5×8 |
30° |
1 |
1 |
0.52 |
1431-38R25-27/58-45-51 |
|
|
38 |
1 1/2" |
2×7 |
5×9 |
30° |
1 |
1 |
0.52 |
1431-38R25-27/59-45-51 |
|
|
41 |
1 5/8" |
2×9 |
4×9 |
35° |
1 |
2 |
0.58 |
1431-41R25-29/49-45-51 |
|
|
41 |
1 5/8" |
2×8 |
5×9 |
35° |
1 |
1 |
0.58 |
1431-41R25-28/59-45-51 |
|
|
43 |
1 11/16" |
2×9 |
4×10 |
35° |
1 |
2 |
0.65 |
1431-43R25-29/410-45-51 |
|
|
45 |
1 3/4" |
2×8 |
5×9 |
30° |
1 |
2 |
0.68 |
1431-45R25-28/59-45-51 |
|
|
45 |
1 3/4" |
3×8 |
6×9 |
30° |
3 |
2 |
0.68 |
1431-45R25-38/69-45-51 |
|
|
|
64 |
2 1/2" |
2×9 |
8×10 |
35° |
- |
- |
0.88 |
1441-6412-29/810-45-41 |
|
64 |
2 1/2" |
4×9 |
8×9 |
25° |
- |
- |
0.88 |
1441-6412-49/89-45-41 |
|
|
76 |
3" |
2×11 |
8×11 |
35° |
- |
- |
1.20 |
1441-7612-211/811-45-41 |
|
|
76 |
3" |
4×10 |
8×10 |
30° |
- |
- |
1.20 |
1441-7612-410/810-45-41 |
|
|
|
26 |
1 1/32" |
10×7 |
- |
- |
- |
1.30 |
1442-26R25-10/7-42-22 |
|
|
32 |
1 1/4" |
11×7 |
- |
- |
- |
1.50 |
1442-32R25-11/7-42-22 |
||
|
|
33 |
1 19/64" |
11×7 |
- |
1 |
4 |
0.42 |
1221-33R25-11/7-42-22 |
|
|
35 |
1 3/8" |
12×8 |
- |
1 |
4 |
0.52 |
1221-35R25-12/8-42-22 |
||
|
38 |
1 1/2" |
12×8 |
- |
1 |
4 |
0.62 |
1221-38R25-12/8-42-22 |
||
|
41 |
1 5/8" |
12×8 |
- |
1 |
4 |
0.72 |
1221-41R25-12/8-42-22 |
||
|
43 |
1 11/16" |
12×8 |
- |
1 |
4 |
0.72 |
1221-43R25-12/8-42-22 |
||
|
45 |
1 3/4" |
14×8 |
- |
1 |
2 |
0.82 |
1221-45R25-14/8-42-22 |
||
|
51 |
2" |
14×8 |
- |
1 |
4 |
1.12 |
1221-51R25-14/8-42-22 |
||
|
Drill rod R25 |
Length |
Diameter |
Weight |
HENGLONG PN |
|||||
|
mm |
foot |
mm |
inch |
||||||
|
|
1830 |
6' |
25 |
1" |
8.60 |
22H25-R25/R32-1830-23 |
|||
|
2400 |
7'10" |
25 |
1" |
9.60 |
22H25-R25/R32-2400-23 |
||||
|
2600 |
8'6" |
25 |
1" |
10.40 |
22H25-R25/R32-2600-23 |
||||
|
2800 |
9'2" |
25 |
1" |
11.10 |
22H25-R25/R32-2800-23 |
||||
|
3090 |
10'1" |
25 |
1" |
12.20 |
22H25-R25/R32-3090-23 |
||||
|
3700 |
12'2" |
25 |
1" |
14.60 |
22H25-R25/R32-3700-23 |
||||
|
Drill rod R25 |
Length |
Diameter |
Weight |
HENGLONG PN |
|||||
|
mm |
foot |
mm |
inch |
||||||
|
|
915 |
3' |
25 |
1" |
3.40 |
23H25-R25/R25-0915-23 |
|||
|
1000 |
3'3" |
25 |
1" |
4.00 |
23H25-R25/R25-1000-23 |
||||
|
1220 |
4' |
25 |
1" |
4.60 |
23H25-R25/R25-1220-23 |
||||
|
1525 |
5' |
25 |
1" |
5.80 |
23H25-R25/R25-1525-23 |
||||
|
1830 |
6' |
25 |
1" |
7.00 |
23H25-R25/R25-1830-23 |
||||
|
2435 |
8' |
25 |
1" |
9.30 |
23H25-R25/R25-2435-23 |
||||
|
3090 |
10'1" |
25 |
1" |
12.00 |
23H25-R25/R25-3090-23 |
||||
|
|
610 |
2' |
25 |
1" |
2.70 |
24H25-R25/35-0610-23 |
|||
|
1220 |
4' |
25 |
1" |
5.10 |
24H25-R25/35-1220-23 |
||||
|
1830 |
6' |
25 |
1" |
7.00 |
24H25-R25/35-1830-23 |
||||
|
2435 |
8' |
25 |
1" |
9.30 |
24H25-R25/35-2435-23 |
||||
|
3090 |
10'1" |
25 |
1" |
12.00 |
24H25-R25/35-3090-23 |
||||
|
R25 Shank end rod |
Length |
Diameter |
Weight |
HENGLONG PN |
|||||
|
mm |
foot |
mm |
inch |
||||||
|
|
Shank 22mm×108mm |
||||||||
|
255 |
10" |
22 |
7/8" |
1.20 |
21H22-R25/108-0255-40 |
||||
|
610 |
2' |
22 |
7/8" |
2.50 |
21H22-R25/108-0610-40 |
||||
|
760 |
2'6" |
22 |
7/8" |
2.75 |
21H22-R25/108-0760-40 |
||||
|
1000 |
3'3" |
22 |
7/8" |
3.50 |
21H22-R25/108-1000-40 |
||||
|
1200 |
3'11" |
22 |
7/8" |
4.25 |
21H22-R25/108-1200-40 |
||||
|
1830 |
6' |
22 |
7/8" |
6.15 |
21H22-R25/108-1830-40 |
||||
|
|
Shank 25mm×108mm |
||||||||
|
255 |
10" |
25 |
1" |
1.50 |
21H25-R25/108-0255-40 |
||||
|
610 |
2' |
25 |
1" |
2.95 |
21H25-R25/108-0610-40 |
||||
|
1200 |
3'11" |
25 |
1" |
5.45 |
21H25-R25/108-1200-40 |
||||
|
1830 |
6' |
25 |
1" |
7.95 |
21H25-R25/108-1830-40 |
||||
|
2435 |
8' |
25 |
1" |
10.35 |
21H25-R25/108-2435-40 |
||||
|
Coupling |
Length |
Diameter |
Thread |
Weight |
HENGLONG PN |
||||
|
mm |
inch |
mm |
inch |
||||||
|
|
140 |
5 1/2" |
33 |
1 1/4" |
R25 |
0.53 |
31-R25-33-140-23 |
||
|
150 |
5 7/8" |
35 |
1 3/8" |
R25 |
0.73 |
31-R25-35-150-23 |
|||
|
|
140 |
5 1/2" |
45 |
1 3/4" |
R25-R32 |
1.20 |
33-R25/R32-45-140-23 |
||
|
150 |
5 7/8" |
45 |
1 3/4" |
R25-R32 |
1.30 |
33-R25/R32-45-150-23 |
|||
|
170 |
6 5/8" |
55 |
2 5/32" |
R25-R38 |
1.70 |
33-R25/R38-55-170-23 |
|||
|
170 |
6 5/8" |
55 |
2 5/32" |
R25-T38 |
1.80 |
33-R25/T38-55-170-23 |
|||
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