HLDRILL Drifting and tunneling 33R25 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 33R25 thread button bit To match shank rod, and MM and MF Hex drifter rod for light-duty top hammer,The skirt bottom is washed away to create a step to make it easier to connect with the drill rod.
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 approx kg
HENGLONG PN
mm
inch
Center
Gauge
Angle
Front
Side
Button bit
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
Reaming bit 12°
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
Pilot adapter 12°
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
Cross bit
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 approx kg
HENGLONG PN
mm
foot
mm
inch
Drifter rod,R32-Hex25-R25 Flushing hole 8.6mm Full carburization
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 approx kg
HENGLONG PN
mm
foot
mm
inch
Extension rod,R25-Hex25-R25 Flushing hole 8.6mm Full carburization
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
Speedrod,R25-Hex25-R25 Flushing hole 8.6mm Full carburization
Button bit
Reaming bit 12°
Pilot adapter 12°
Cross bit
Drifter rod,R32-Hex25-R25 Flushing hole 8.6mm
Extension rod,R25-Hex25-R25 Flushing hole 8.6mm
Speedrod,R25-Hex25-R25
H22*108 shank end rod
H25*108 shank end rod
Coupling sleeves
Crossover coupling