Certification: | ISO 9001:2000, SGS |
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Standard: | GB |
Surface Treatment: | Spray-Paint |
Manufacturing Process: | Forging |
Material: | Carbon Steel |
Model: | Mdhm100-305 |
Samples: |
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Customization: |
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DTH bit is our company main product. After many years search, we have rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products. If you interested in our product please contact freely.
1. Excellent wear resistance: Our DTH bits are manufactured from high-quality materials that guarantee exceptional durability and ensure long-lasting performance even in the most demanding drilling conditions.
2. Continuous drilling speed: Experience a steady and reliable drilling speed with our DTH bits, allowing you to work efficiently without any interruptions or delays.
3. Maintenance-free: Our DTH drill bits are designed to be easy to maintain, simplifying the maintenance process and saving you time and effort so you can focus on your drilling mission without distractions.
4. Extended Service life: With significantly longer service life than conventional drill bits, our DTH bits provide you with an affordable solution that delivers outstanding results over the long term.
5. Premium raw materials: Our DTH bits are built with high-quality raw materials to ensure superior performance and reliability for all your drilling needs, making them the perfect choice for professionals looking for top-of-the-line equipment.
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 |
It is widely used in earth and stone engineering mining wells drilling construction projects drilling Wells edge pillar support.
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.
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.
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