470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling

Product Details
Customization: Available
Certification: ISO 9001:2000, SGS
Standard: GB
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  • 470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
  • 470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
  • 470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
  • 470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
  • 470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
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  • Overview
  • Product Description
  • Technical date
  • Product Application
  • Company Profile
  • Our Advantages
  • After Sales Service
  • Packaging & Shipping
  • FAQ
Overview

Basic Info.

Model NO.
MDHD330-470
Surface Treatment
Spray-Paint
Manufacturing Process
Forging
Material
Carbon Steel
Model
Mdhd330-470
Bit Dia
470mm
No. Air Holes
4PCS
Weight
347kg
Transport Package
Wooden Case
Trademark
MING
Origin
China
HS Code
8207199000
Production Capacity
20000PCS/Year

Product Description

470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
Product Description

KINGDRILLING rock drilling tools manufacturer produces a various range of DTH hammer bits with DHD shanks type for a wide range of hole sizes, which have been designed to match all conceivable applications for water well industries, mining and construction.

Featuring a remarkable combination of fast drilling speed and high drilling efficiency, the DTH Drill Bit ensures that every job is completed swiftly and effortlessly. With its optimized design, this drill bit effortlessly cuts through even the toughest materials, saving you valuable time and effort.

470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
 
Technical date

 

3 Inch Hight Air Pressure DTH bits
Model Bit Dia.(mm) NO. X Button Dia. NO.Air Holes(PCS) Weight(KG)
Gauge Front
MDHM30-85 85 6*Φ13 4*Φ12 2 4.5
MDHM30-90 90 6*Φ14 4*Φ12 2 4.7
MDHM30-95 95 6*Φ14 4*Φ13 2 4.9
MDHM30-100 100 6*Φ14 5*Φ12 2 5.0
MDHM30-105 105 6*Φ14 5*Φ13 2 5.5
4 inch high air pressure DTH bits
MDHM4-105 105 6*Φ14 5*Φ13 2 6.0
MDHM4-110 110 7*Φ14 6*Φ13 2 6.2
MDHM4-115 115 7*Φ14 6*Φ13 2 6.6
MDHM4-120 120 8*Φ14 7*Φ13 2 7.0
MDHM4-127 127 8*Φ14 7*Φ13 2 7.4
5 inch high air pressure DTH bits
MDHM5-135 135 7*Φ18 6*Φ14 2 12.5
MDHM5-140 140 7*Φ18 7*Φ14 2 13.5
MDHM5-146 146 7*Φ18 7*Φ14 2 14.0
MDHM5-152 152 8*Φ18 8*Φ14 2 14.4
MDHM5-165 165 8*Φ18 8*Φ16 2 15.0
6 inch high air pressure DTH bits120
MDHM6-152 152 8*Φ18 7*Φ16 2 22.0
MDHM6-165 165 8*Φ18 8*Φ16 2 23.0
MDHM6-171 171 8*Φ18 8*Φ16 2 24.0
MDHM6-190 190 9*Φ18 9*Φ16 3 25.0
MDHM6-203 203 9*Φ18 11*Φ16 3 28.0
8 inch high air pressure DTH bits
MDQL80-305 305 12*Φ18 29*Φ16 4 95.0
MDHM8-203 203 10*Φ18 10*Φ16 2 35.0
MDHM8-216 216 10*Φ18 12*Φ16 2 40.0
MDHM8-241 241 12*Φ18 18*Φ16 2 54.0
MDHM8-254 254 12*Φ18 21*Φ16 3 57.0
MDHM8-305 305 12*Φ18 29*Φ16 4 77.0
10 inch high air pressure DTH bits
MDHM100-254 254 12*Φ18 20*Φ16 3 90.0
MDHM100-305 305 12*Φ18 36*Φ16 4 102.0
MDHM100-311 311 12*Φ18 36*Φ16 4 104.0
MDHM100-318 318 12*Φ18 38*Φ16 4 106.0
MDHM100-330 330 14*Φ18 42*Φ16 4 112.0
12 inch high air pressure DTH bits
MDHM120-305 305 12*Φ18 36*Φ16 4 152.0
MDHM120-311 311 12*Φ18 36*Φ16 4 158.0
MDHM120-330 330 16*Φ18 42*Φ16 4 165.0
MDHM120-356 356 16*Φ19 48*Φ16 4 178.0
MDHM120-381 381 16*Φ19 48*Φ18 4 195.0
MDHM125-305 305 12*Φ18 36*Φ16 4 170.0
MDHM125-311 311 12*Φ18 36*Φ16 4 173.0
MDHM125-330 330 16*Φ18 42*Φ16 4 182.0
MDHM125-356 356 16*Φ19 48*Φ16 4 191.0
MDHM125-381 381 16*Φ19 48*Φ18 4 200.0


How to choose the suitable head face of the DTH drill bit?
  1. Concave:
Suitable for all kinds of formation, especially for deep well drilling, perpendicularity of the hole is wonderful.
  1. Convex:
Suitable for the formation of moderate hardness stratum, drilling efficiency is good, borehole perpendicularity is moderate.
  1. 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
High air pressure DTH bits are used for blasting drilling and work with down-hole hammers, mainly for construction projects such as mining, marble quarries or drilling.
470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
Company Profile

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.

470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling
Our Advantages
  1. High quality steels materials.
  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.
  6. Strict Quality-Check Systems.
After Sales Service

1.Pre-sale service:

Act as a good adviser and assistant of clients enable them to get rich and generous returns on their investments .
1.Select equipment model;
2.Design and manufacture products according to client's special requirement ;
3.Train technical personnel for clients .

2.Services during the sale:

1.Pre-check and accept products ahead of delivery .
2. Help clients to draft solving plans .

3.After-sale services:

Provide considerate services to minimize clients' worries.
1.Complete After-sales service,professional engineers available to service machinery at home or oversea.
2. 24 hours technical support by e-mail.
3.Other essential technological service.

Packaging & Shipping

Packed by Carton or Wooden cases.
Delivery:

  1. Goods in stock can be delivered within 5 days.
  2. DTH Bits production time is about 15 days.
  3. DTH Hammer product time is about 30 days.

Transprotation: By air, By Express or By sea / By train , according to your requests.

470mm High Air Pressure DTH Hammer Drill Bits for Well Drilling

FAQ

1. How to order the products?

A: Please send the inquiry with detail item description or with Model number.

2. Can I expect a quality products?

A: Yes. mature production technology ensuring the quality satisfy international request.

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?

A: More than 40 Years engineer to make sure the quality, 100% inspection.

5. What is the general delivery time?

A: 15 working days for DTH bits.

20-25 working days for DTH hammer

3-5 working days for ex stock items.

6. Methods of Payment

A: T/T (Telegraphic Transfer) or Western Union.

 

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