Product Details
Retrievable ring bit casing bit by down the hole hammer
Product details:
Down the hole(DTH) tools manufacturer KINGDRILLING produce professionally retrievable Ring Bit Casing System by DTH hammer which is used in drilling and casing a hole through unstable ground conditions.
Product feature:
The system consists of a driver bit, a ring, and independent casing shoe. When the bit rotated anticlockwise, driver bit can be locked to the ring. After drilling, the ring will be separated from the driver bit and kept in the bottom of the hole.
Model |
External Dia.(mm) |
Casing Dia.(OD*ID) |
Spline |
MK-MRING90 |
125 |
114*102 |
MACH33, DHD3.5 |
MK-MRING115 |
155 |
139*127 |
DHD340, SD4, QL4 |
MK-MRING140 |
188 |
168*153 |
DHD350, SD5, QL5 |
MK-MRING165 |
215 |
194*181 |
DHD360, SD6, QL6 |
MK-MRING190 |
238 |
219*206 |
DHD360, SD6, QL6 |
MK-MRING215 |
276 |
254*240 |
DHD380, SD8, QL8 |
MK-MRING235 |
293 |
273*254 |
DHD380, SD8, QL8 |
MK-MRING240 |
293 |
273*260 |
DHD380, SD8, QL8 |
MK-MRING280 |
345 |
323*303 |
SD10 |
MK-MRING315 |
375 |
355*335 |
SD10 |
MK-MRING365 |
432 |
406*387 |
N120, N125, SD12 |
MK-MRING460 |
530 |
508*483 |
N125, N180 |
MK-MRING510 |
580 |
559*533 |
N180 |
MK-MRING560 |
635 |
610*584 |
N180 |
MK-MRING610 |
695 |
660*632 |
N240 |
MK-MRING660 |
735 |
711*685 |
N240 |
MK-MRING710 |
785 |
762*736 |
N240 |
MK-MRING745 |
838 |
813*780 |
N240 |
MK-MRING810 |
886 |
864*838 |
N240, N240S |
MK-MRING860 |
935 |
914*884 |
N240S |
MK-MRING910 |
980 |
965*935 |
N240S |
MK-MRING960 |
1038 |
1016*986 |
N240S, M330 |
MK-MRING1010 |
1090 |
1067*1041 |
M330 |
How to order:
Casing Tube OD & ID + Ring Bit Diameter + Hammer Shank + Maximal Normal Bit Diameter +
Casings and Casing Shoes Installation Method (if by threads, threads standard must be offered)
What we can do for you:
1. High quality: We are the partners with a lot of big factories in China. We can provide the best quality products to you.
2. Competitive price: Competitive price because of direct factory price.
3. Fast delivery time:usually it takes 20 days for production.only 3 or 5 days if we have stock of your request size.
4. Best quality control:We have our own experienced QC team,there will be strict inspection and testing for each order before shipping out.
5. Problems solve ability:This ability comes from rich experiences of drill bits industry and reliable sales..
6. OEM,ODM service:your own request about product will be served well.
7. Best after service:We will go to your place to check and solve the problems if you need.
http://www.mingdthbit.com/