Certification: | ISO 9001:2000, SGS |
---|---|
Standard: | GB |
Surface Treatment: | Spray-Paint |
Manufacturing Process: | Forging |
Material: | Carbon Steel |
Model: | Mdo75D5 |
Samples: |
---|
Customization: |
---|
Suppliers with verified business licenses
DTH hammer bit manufacturer KINGDRILLING DTH hole opener bits are manufactured from the highest quality aircraft alloy steel. KINGDRILLLING offers a wide size of DTH hole opener bits, Guide diameter scope from 95mm to 311mm, Reamed diameter scope from 130mm to 444.5mm, DTH hammer size from 3.5", 5", 6", 8", 12" with all industry DTH hammer shanks for a match.
Rock drill bits advantages :
(1) Wear pads, back reamer buttons, and or buttons on the pilot can be added for an additional fee.
(2) The ability to use less powerful equipment than that required to drill the large diameter hole.
(3) Straighter holes result from the smaller pilot hole.
Made of high-quality alloy steel and tungsten carbide, our perforated drill bits offer excellent wear resistance for extended durability.
Easier and more cost-effective maintenance allows these bits to ensure long-term stability, saving you time and money.
With our open drill bits, you will experience greater drilling efficiency, designed to increase productivity and reduce downtime.
These durable bits enjoy a long service life and provide reliable performance for multiple drilling projects.
Unlock the full potential of your drilling tasks with our drill bits, supported by superior materials and processes.
Model | Guide Dia. A (mm) | Reamed Dia. B (mm) | Qty.× Button Dia (mm) | Shank | Weight (kg) | |
Gauge | Front | |||||
MDO95D3.5 | 95 | 130 | 6×14 2×14 | 4×11 3×11 | DHD3.5 | 8.5 |
MDO80D3.5 | 80 | 165 | 8×14 | 8×13 6×11 | 15.1 | |
MDO100D3.5 | 100 | 165 | 8×14 | 4×13 4×12 3×12 | 14.5 | |
MDO110D3.5 | 110 | 165 | 8×14 | 4×13 | 15.2 | |
MDO100D4 | 100 | 165 | 8×14 | 4×13 4×12 3×12 | DHD340 | 14.5 |
MDO115D4 | 115 | 171.5 | 9×16 | 6×14 | 16.1 | |
MDO75D5 | 75 | 152 | 8×18 | 6×14 2×14 2×14 | DHD350R | 35.2 |
MDO165D6 | 165 | 191 | 10×16 | 3×14 4×14 | DHD360 | 74.5 |
MDOD108D6 | 108 | 220 | 10×18 | 12×18 2×14 2×14 | 79.3 | |
MDO165D6S | 165 | 254 | 12×18 | 12×16 4×14 5×14 | 65.3 | |
MDO140D8 | 140 | 200 | 10×18 | 8×12 2×14 4×14 | DHD380 | 10.6 |
MDO188D8 | 188 | 254 | 22×18 | 2×18 | 147.4 | |
MDO152D8 | 152 | 305 | 14×18 | 10×18 16×16 | 107.8 | |
MDO210D8 | 210 | 381 | 16×18 | 28×18 | 12.5 | |
MDO216D12 | 216 | 312 | 18×18 | 15×18 6×16 6×14 | DHD112 | 133.6 |
MDO254D12 | 254 | 375 | 18×18 | 12×18 15×18 | 136.2 | |
MDO311D12 | 311 | 444.5 | 18×19 | 15×19 21×19 | 328.5 |
How to choose the suitable head face of the DTH drill bit?
a. Concave:
Suitable for all kinds of formation, especially for deep well drilling, perpendicularity of the hole is wonderful.
b. Convex:
Suitable for the formation of moderate hardness stratum, drilling efficiency is good, borehole perpendicularity is moderate.
c. Flat:
Suitable for special hard formation stratum, especially for fracture, crack spacing and complex formation drilling effect is very good, has the good perpendicularity of the borehole.
It is most commonly suitable for Blast hole drilling, Quarrying, DTH Drilling, Water Well Drilling, Oil Drilling, Construction, Foundation Drilling.
Wuhan Kingdrilling Diamond CO., LTD, one of the most professional private manufacturer specialized in researching and producing Overburden casing drilling system, DTH hammer, DTH drill bits, Core bits, Thread bits, Taper bits, Shank adapter, Drilling rods, Coal mining picks and related rock drilling tools.
Relying on the university resources and talent advantages in High-tech region, combining with multiple laboratories in universities, we have more power focused on developing the newest products system.
Our DTH drilling tools are produced with advanced technology from Britain. The company is equipped with advanced production facilities including electron-hydraulic forging hammer, multipurpose furnace heat treatment production line, high performance CNC machines, from raw materials prepared, forging, heat treatment, mechanical processing, a completed manufacturing system is finished in the factory. Strict quality control standards make sure stable quality.
Whatever in construction, engineering, piling, water well drilling, tunneling, mining, quarrying or horizontal drilling industry, KINGDRILLING will do the best to satisfy your demands. "Kingdrilling, Keep On Striving", we'll always be in this line to serve our customers the most reliable products and the best support.
1.Pre-sale service:
If demand, assist clients to get rich and generous returns on their investments.Select DTH tools model.Design and manufacture down the hole products according to client's requirement.
2.Services during the sale:
Assist clients to draft solving plans.
Pre-check and accept Rock drill products ahead of delivery.
3.After-sale services:
Our sales team will response for your question within 24 hours (Holidays Excluded)
Technical Support will be available in any time.
Free replacement can be provided once the failure confirmed caused by our product quality.
Packed by Carton or Wooden cases.
Delivery:Transprotation: By air, By Express or By sea / By train , according to your requests
1. How to order the products?
A: Please send the inquiry with detail item description or with Model number.
Suppliers with verified business licenses