11° Tapered Drilling Tools

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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
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