Q7-38 Hard Rock Drill 38mm Button Bit
Product Advantages of our button bits:
1. A super long life. The grinding/consumption ratio of PDC is 20-40 times that of tungsten carbide bit and 10 times that of diamond bit.
2. No. 45 steel as the drill bit body;
3. High drilling speed.
4. Advanced geometric design for faster penetration;
5. Over 10 years manufacturering experience;
6. Solid quality;
About Our Products
Thread button bit tapered button bit made with high quality of raw material through special heat treatment, especially, tungsten carbide tips are from Boart long year, widely applied in Hand Hold ( short-hole) drilling system for dimensional stone quarrying.
diameter: 45mm-127mm)
| Specifications of Thread button bit tapered button bit |
|
| Diameter |
NO*Button Dia |
Gauge |
Flushing |
Approx's |
Part No. |
| Dia |
Front |
Gauge |
Buttons |
Hole |
Weight |
| mm |
inch |
EA |
EA |
Angle |
Front |
Side |
kg |
| 32 |
1 1/4 |
2*7 |
3*8 |
35 |
1*6 |
2*4 |
0.2 |
Q532-722 |
| 33 |
1 19/64 |
2*7 |
4*7 |
40 |
1*5 |
1*5 |
0.2 |
Q633-722 |
| 33 |
1 19/64 |
2*7 |
5*7 |
35 |
2*4 |
1*4 |
0.2 |
Q733-722 |
| 34 |
1 11/32 |
2*7 |
4*7 |
40 |
1*5 |
1*5 |
0.29 |
Q634-722 |
| 35 |
1 3/8 |
2*7 |
5*7 |
35 |
1*5 |
1*5 |
0.22 |
Q735-722 |
| 36 |
1 27/64 |
1*8 |
3*9 |
40 |
1*6 |
1*6 |
0.3 |
Q436-722 |
| 36 |
1 27/64 |
2*7 |
4*7 |
40 |
1*6 |
1*6 |
0.35 |
Q636-722 |
| 36 |
1 27/64 |
2*7 |
5*8 |
35 |
1*6 |
1*5 |
0.3 |
Q736-722 |
| 38 |
1 1/2 |
1*9 |
3*9 |
40 |
1*6 |
1*6 |
0.35 |
Q438-722 |
| 38 |
1 1/2 |
2*8 |
4*8 |
40 |
1*6 |
1*6 |
0.35 |
Q638-722 |
| 38 |
1 1/2 |
2*7 |
5*8 |
35 |
1*6 |
1*5 |
0.35 |
Q738-722 |
| 38 |
1 1/2 |
2*7 |
5*9 |
40 |
2*4 |
1*4 |
0.35 |
Q738-722A |
| 40 |
1 37/64 |
1*9 |
3*9 |
40 |
1*6 |
1*6 |
0.35 |
Q440-722 |
| 40 |
1 37/64 |
2*7 |
5*9 |
35 |
1*6 |
1*5 |
0.35 |
Q740-722 |
| 41 |
1 5/8 |
2*7 |
5*9 |
35 |
1*6 |
1*5 |
0.35 |
Q741-722 |
| 42 |
1 21/32 |
1*9 |
3*9 |
30 |
1*6 |
1*6 |
0.35 |
Q741-722 |
| 42 |
1 5/8 |
2*7 |
5*9 |
35 |
1*6 |
1*5 |
0.35 |
Q442-722 |
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