Diameter 34mm 36mm 38mm Small Hole Drill Bit Tapered Button Drill Bit
Diameter 34mm 36mm 38mm Small Hole Drill Bit Tapered Button Drill Bit
We manufactuer various tapered rock drill bits in different degrees as below:
Bit diameter: 32mm ~ 48mm;
Tapered degree: 7°, 11°, 12°;
Shank sizes: Hex. 19mm, Hex, 22mm and Hex. 25mm;
Buttons configuration: 4 buttons, 5 buttons, 6 buttons, 7 buttons, 8 buttons, 9 buttons;
12° Button bit, Short skirt - Tapered button drill bit - Rock Drilling Tools
|
Bit Dia. |
Buttons and Size (mm) |
Flushing Hole |
Weight |
Part Number |
||||
|
mm |
inch |
Front |
Gauge |
Angle |
Front |
Side |
kg |
|
|
28 |
1 1/9 |
1x7 |
3x7 |
20° |
1 |
1 |
0.2 |
4148300255 |
|
28 |
1 1/9 |
1x7 |
4x7 |
35° |
1 |
1 |
0.2 |
4148300256 |
|
29 |
1 1/7 |
1x7 |
3x7 |
40° |
1 |
1 |
0.21 |
4148300257 |
|
30 |
1 1/6 |
1x7 |
3x7 |
40° |
1 |
1 |
0.22 |
4148300258 |
|
30 |
1 1/6 |
1x7 |
4x7 |
35° |
1 |
1 |
0.22 |
4148300259 |
|
30 |
1 1/6 |
2x7 |
4x7 |
30° |
1 |
1 |
0.22 |
4148300260 |
|
32 |
1 1/4 |
2x7 |
5x7 |
40° |
2 |
1 |
0.24 |
4148300261 |
|
33 |
1 2/7 |
2x7 |
5x7 |
35° |
1 |
1 |
0.25 |
4148300262 |
|
34 |
1 1/3 |
2x7 |
5x8 |
35° |
1 |
1 |
0.29 |
4148300263 |
|
35 |
1 3/8 |
2x7 |
4x7 |
35° |
1 |
1 |
0.33 |
4148300264 |
|
35 |
1 3/8 |
2x7 |
5x8 |
35° |
2 |
1 |
0.33 |
4148300265 |
|
35 |
1 3/8 |
2x7 |
5x9 |
35° |
1 |
1 |
0.33 |
4148300266 |
|
36 |
1 3/7 |
2x7 |
5x9 |
35° |
1 |
1 |
0.37 |
4148300267 |
|
37 |
1 1/2 |
2x7 |
5x9 |
40° |
1 |
1 |
0.38 |
4148300268 |
|
38 |
1 1/2 |
1x9 |
5x9 |
40° |
1 |
1 |
0.4 |
4148300269 |
|
38 |
1 1/2 |
2x7 |
5x9 |
35° |
1 |
1 |
0.4 |
4148300270 |
Long skirt - Tapered button drill bit - Rock Drilling Tools
|
Bit Dia. |
Buttons and Size (mm) |
Flushing Hole |
Weight |
Part Number |
||||
|
mm |
inch |
Front |
Gauge |
Angle |
Front |
Side |
kg |
|
|
28 |
1 1/9 |
1x7 |
3x7 |
20° |
1 |
1 |
0.2 |
4148300255 |
|
28 |
1 1/9 |
1x7 |
4x7 |
35° |
1 |
1 |
0.2 |
4148300256 |
|
29 |
1 1/7 |
1x7 |
3x7 |
40° |
1 |
1 |
0.21 |
4148300257 |
|
30 |
1 1/6 |
1x7 |
3x7 |
40° |
1 |
1 |
0.22 |
4148300258 |
|
30 |
1 1/6 |
1x7 |
4x7 |
35° |
1 |
1 |
0.22 |
4148300259 |
|
30 |
1 1/6 |
2x7 |
4x7 |
30° |
1 |
1 |
0.22 |
4148300260 |
|
32 |
1 1/4 |
2x7 |
5x7 |
40° |
2 |
1 |
0.24 |
4148300261 |
|
33 |
1 2/7 |
2x7 |
5x7 |
35° |
1 |
1 |
0.25 |
4148300262 |
|
34 |
1 1/3 |
2x7 |
5x8 |
35° |
1 |
1 |
0.29 |
4148300263 |
|
35 |
1 3/8 |
2x7 |
4x7 |
35° |
1 |
1 |
0.33 |
4148300264 |
|
35 |
1 3/8 |
2x7 |
5x8 |
35° |
2 |
1 |
0.33 |
4148300265 |
|
35 |
1 3/8 |
2x7 |
5x9 |
35° |
1 |
1 |
0.33 |
4148300266 |
|
36 |
1 3/7 |
2x7 |
5x9 |
35° |
1 |
1 |
0.37 |
4148300267 |
|
37 |
1 1/2 |
2x7 |
5x9 |
40° |
1 |
1 |
0.38 |
4148300268 |
|
38 |
1 1/2 |
1x9 |
5x9 |
40° |
1 |
1 |
0.4 |
4148300269 |
|
38 |
1 1/2 |
2x7 |
5x9 |
35° |
1 |
1 |
0.4 |
4148300270 |
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