Drilling Bit Rock Tool 305mm-381mm DHD Drill Bit for DHD 12 inch Hammer
Product Description
KINGDRILLING down the hole(DTH) tools manufacturer has a full range of DTH drill bits with DHD shanks type for a wide range of hole sizes, which are designed to match all conceivable applications for water well industries, stone quarrying, mining and construction.
Shank types: DHD340,DHD350, DHD360, DHD380.
DTH hammer bits hole diameter: 3'', 4'', 5'', 6'', 8'',10",12"(85mm-305mm).
Technical Date
3 Inch High Air Pressure DTH bits | |||||
Model | Bit Dia.(mm) | NO. X Button Dia. | NO.Air Holes(PCS) | Weight(KG) | |
Gauge | Front | ||||
MDDHD3.5-85 | 85 | 6*Φ13 | 4*Φ12 | 2 | 4.5 |
MDDHD3.5-90 | 90 | 6*Φ14 | 4*Φ12 | 2 | 4.7 |
MDDHD3.5-95 | 95 | 6*Φ14 | 4*Φ13 | 2 | 4.9 |
MDDHD3.5-100 | 100 | 6*Φ14 | 5*Φ12 | 2 | 5.0 |
MDDHD3.5-105 | 105 | 6*Φ14 | 5*Φ13 | 2 | 5.5 |
4 inch high air pressure DTH bits | |||||
MDDHD340-105 | 105 | 6*Φ14 | 5*Φ13 | 2 | 9.0 |
MDDHD340-110 | 110 | 7*Φ14 | 6*Φ13 | 2 | 9.5 |
MDDHD340-115 | 115 | 7*Φ14 | 6*Φ13 | 2 | 9.8 |
MDDHD340-120 | 120 | 8*Φ14 | 7*Φ13 | 2 | 11.5 |
MDDHD340-127 | 127 | 8*Φ14 | 7*Φ13 | 2 | 12.3 |
5 inch high air pressure DTH bits | |||||
MDDHD350-135 | 135 | 7*Φ16 | 6*Φ14 | 2 | 15.5 |
MDDHD350-140 | 140 | 7*Φ18 | 7*Φ14 | 2 | 16.0 |
MDDHD350-146 | 146 | 8*Φ18 | 7*Φ14 | 2 | 16.5 |
MDDHD350-152 | 152 | 8*Φ18 | 8*Φ14 | 2 | 17.0 |
MDDHD350-165 | 165 | 8*Φ18 | 8*Φ16 | 2 | 18.0 |
6 inch high air pressure DTH bits | |||||
MDDHD360-152 | 152 | 8*Φ18 | 7*Φ16 | 2 | 26.0 |
MDDHD360-165 | 165 | 8*Φ18 | 8*Φ16 | 2 | 27.0 |
MDDHD360-171 | 171 | 8*Φ18 | 8*Φ16 | 2 | 29.0 |
MDDHD360-190 | 190 | 9*Φ18 | 9*Φ16 | 3 | 32.0 |
MDDHD360-203 | 203 | 9*Φ18 | 11*Φ16 | 3 | 34.0 |
8 inch high air pressure DTH bits | |||||
MDDHD380-203 | 203 | 10*Φ18 | 10*Φ16 | 2 | 37.0 |
MDDHD380-216 | 216 | 10*Φ18 | 12*Φ16 | 2 | 48.0 |
MDDHD380-241 | 241 | 12*Φ18 | 18*Φ16 | 2 | 63.0 |
MDDHD380-254 | 254 | 12*Φ18 | 21*Φ16 | 3 | 70.0 |
MDDHD380-305 | 305 | 12*Φ18 | 29*Φ16 | 4 | 94.0 |
Kindly Note: We can design and manufacture the different diameter,holes number,carbide button shape and
face shape according to the customers' requirement.
Order Guide: Shank + Head Diameter + Face Design + Button Shape
Feature:
1.High quality steels materials. Steel is from TIMKEN and Tungsten carbide are YK05, or T6 from Element Six in Germany
2.Kingdrilling DTH tools are forged by advanced electron-hydraulic forging hammer.
3.Advanced heat-treatment equipment: multipurpose furnace heat treatment.
4.Completed moulding (tooling ) departments with many molds available.
5.Professional R&D team,completed quality system.
Strict Quality-Check Systems.
Order Guide:
Shank Type + Head Diameter + Face Design + Button Shape
FAQ:
1. How to order the products?
A: Please send the inquiry with detail item description or with Model number.
2. How about the common packing?
A: If there is no special packing demand, we will take it as our normal packing. First in small carton, and then put in the bigger carton together to make sure goods completed.
3. How to check the product are the exact one you want?
A: If possible, please attach one reference picture to avoid any misunderstanding or any links from ourwebsite for a better understanding.
4. How to make sure the quality?
More than 40 Years engineer to make sure the quality, 100% inspection
5. Fast delivery time:
A: Usually it takes 25 days for production.only 3 or 5 days if we have stock of your request size.
6. Competitive price:
A: KINGDRILLING factory can supply you the lowest price due to direct sale to customers without distributor!
7. What is the Application?
Mining, Quarrying, Tunneling, Construction, Geological Exploration, Water-well Drilling, Oilfield & Gas Industries.
1. Concave:
Suitable for all kinds of formation, especially for deep well drilling, perpendicularity of the hole is wonderful.
2. Convex:
Suitable for the formation of moderate hardness stratum, drilling efficiency is good, borehole perpendicularity is moderate.
3. 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.
Product Application:
About our Company
Kingdrilling Machinery Co. , Ltd is established in 2005 years. Located in Wuhan East Lake High-tech Development Zone, is one of the most important manufacturers specialized in researching and producing Casing drilling system, DTH hammer, DTH bit, thread DTH bits, taper DTH bits, coupling sleeve, Anchor, Shank adapter, coal picks and so on.
Relying on the university resources and talent advantages in Optical Valley region, combining with multiple laboratories in universities, we focused on developing the newest products system.
Transport:
Package and Delivery:
Packed by Carton or Wooden cases.
Delivery:
- Goods in stock can be delivered within 5 days.
- DTH Bits production time is about 15 days.
- DTH Hammer product time is about 30 days.
More products:
