11° Tapered Drilling Tools
Bit Diameter: 30-41mm
Size: Hex. 22mm, 25mm
Taper degree: 4°46', 6°, 7°, 11°, 12°
Applications: Quarrying, small hole drilling
Our tapered bits include button, cross and chisel designs.
Longer service life and lower drilling costs.
11°, 12° tapered button bit with hot zinc-coating
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 |
H22
 |
34
36
38
41 |
1 11/32
1 27/64
1 1/2
1 5/8 |
1×4.5
1×5
1×5.5
1×5.5 |
2×4.5
2×5
2×5
2×5.5 |
2×7
2×7
2×8
2×7 |
5×7
5×8
5×8
5×9 |
35°
35°
35°
35° |
-
-
-
- |
30342207-11
30362207-11
30382207-11
30412207-11 |
H22
 |
34
36
38
41 |
1 11/32
1 13/32
1 1/2
1 5/8 |
1×4.5
1×5
1×5.5
1×5.5 |
2×4.5
2×5
2×5
2×5.5 |
2×7
2×7
2×7
2×8 |
6×7
6×7
6×8
6×8 |
35°
35°
35°
35° |
-
-
-
- |
30342208-11
30362208-11
30382208-11
30412208-11 |
H25
|
36
38
41
43 |
1 13/32
1 1/2
1 5/8
1 11/16 |
2×4
2×5
2×5
2×5 |
1×4
1×5
1×5
1×5 |
2×7
2×8
2×7
2×8 |
5×8
5×8
5×9
5×9 |
35°
35°
35°
35° |
-
-
-
- |
30362507-11
30382507-11
30412507-11
30432507-11 |
Chisel bit |
|
H22
 |
30
32
34
36
38
40 |
1 3/16
1 1/4
1 11/32
1 27/64
1 1/2
1 37/64 |
-
-
-
-
-
- |
2×5
2×5
2×5
2×5
2×5.5
2×5.5 |
-
-
-
-
-
- |
-
-
-
-
-
- |
-
-
-
-
-
- |
-
-
-
-
-
- |
313022-11
313222-11
313422-11
313622-11
313822-11
314022-11 |
H25
|
30
32
34
36
38
40 |
1 3/16
1 1/4
1 11/32
1 27/64
1 1/2
1 37/64 |
-
-
-
-
-
- |
2×5
2×5
2×5
2×5
2×5.5
2×5.5 |
-
-
-
-
-
- |
-
-
-
-
-
- |
-
-
-
-
- |
-
-
-
-
-
- |
313025-11
313225-11
313425-11
313625-11
313825-11
314025-11 |
Drill rod
|
Dimensions L |
Dimensions D |
Part no |
mm |
ft |
in |
mm |
in |
Hex shank 22*108 mm
 |
610
1220
1830
2000
2440
3050
3200
3660 |
2
4
6
6
8
10
10
12 |
-
-
-
7
-
-
6
- |
22
22
22
22
22
22
22
22 |
7/8
7/8
7/8
7/8
7/8
7/8
7/8
7/8 |
10220611
10221211
10221811
10222211
10222411
10222301
10223211
10223611 |