EN
Description
Model List
Cutting Dia |
Outer Shell HIT |
Outer Shell OD |
Inner Shell THK |
Inner Shell OD |
Shell THK |
Teeth No. |
Weight |
&1000 |
1200 |
900 |
1400 |
550 |
20 |
17 |
1115 |
&1200 |
1200 |
1100 |
1400 |
650 |
20 |
20 |
1323 |
&1500 |
1200 |
1400 |
1400 |
750 |
20 |
24 |
1775 |
&1600 |
1200 |
1500 |
1400 |
850 |
20 |
27 | 1965 |
&1800 |
1000 |
1700 |
1100 |
950 |
20 |
29 |
2361 |
&2000 |
900 |
1900 |
1100 |
1050 |
20 |
33 |
2690 |
&2200 |
900 |
2100 |
1100 |
1150 |
20 |
36 |
2969 |
&2500 |
900 |
2400 |
1100 |
1250 |
20 |
42 |
3318 |
&2800 |
900 |
2700 |
1100 |
1450 |
20 |
46 |
3997 |
&3000 |
900 |
2900 |
1100 |
1550 |
20 |
49 |
4633 |
Remark: All measurements are in millimeters, weight in kilograms. | |||||||
Feature
The barrel adopts a three-section nested barrel design with welded connections, equipped with roller cone cutters;
Applicable strata: Hard rock drilling with stepwise reaming to ensure concentricity of different pile diameters, improving borehole verticality and drilling efficiency.
Customizable Items
Cutting DIA,Custom:design various cutting diameter based on demand,like&950 &1050 etc.;
Shell HIT.Custom: design as demand,prolong or shortten,increase of efficiency by drilling more;
Key Component Reinforce Custom:strengthen the key component to extend life cycle;
Kelly Box Custom: custom kelly box size based on the kelly bar, like150*150 200*200 250*250 etc;
Teeth No. Custom: Encrypt the drilling teeth based on demand etc;
Roller Bits Custom: New roller bits,used roller bits and detachable roller bit design as demand;
Product Details
