DTH Hammer Bits DHD350 DTH Bit Rock Drill Bits For Blasting Drilling
DTH Hammer Bits DHD350 DTH Bit Rock Drill Bits For Blasting Drilling
DTH Drill Bits are produced from premium quality nickel-alloy steel for increased durability and wear characteristics. Specific heat treatment standards and special "stress relief" processes ensure consistent performance.
DTH hammer bits are designed for maximum performance and hole cleaning ability and high penetration rate.
Our bits are interchangeable with Atlas Copco's COP32 34 44 54 64 84, Ingersoll-Rand 's DHD3.5,DHD3.5HD, DHD 340A , DHD350R, DHD 360, DHD380 QL40, QL50 , QL60, QL80.NUMA100, NUMA120, MISSION60,ects
Product specifications:
| For 5" hammer DTH bits shank |
Bit Dia. | No. Air Holes |
Gauge Buttons |
Front Buttons |
Weight (Kg) |
Part No. | |
| mm | inch | ||||||
| DHD350R/COP54 | 133 | 5 1/4" | 2 | 7×φ16 | 6×φ14 | 15 | DHD350-133 |
| 140 | 5 1/2" | 2 | 7×φ18 | 7×φ14 | 16 | DHD350-140 | |
| 146 | 5 3/4" | 2 | 8×φ18 | 7×φ14 | 17 | DHD350-146 | |
| 152 | 6" | 2 | 8×φ18 | 8×φ14 | 17.5 | DHD350-152 | |
| 165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 18.5 | DHD350-165 | |
| SD5 | 133 | 5 1/4" | 2 | 7×φ16 | 6×φ14 | 15.5 | SD5-130 |
| 140 | 5 1/2" | 2 | 7×φ18 | 7×φ14 | 16 | SD5-140 | |
| 146 | 5 3/4" | 2 | 8×φ18 | 7×φ14 | 16.5 | SD5-146 | |
| 152 | 6" | 2 | 8×φ18 | 8×φ14 | 17 | SD5-152 | |
| 165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 19 | SD5-165 | |
| QL50 | 133 | 5 1/4" | 2 | 7×φ16 | 6×φ14 | 15.5 | QL50-130 |
| 140 | 5 1/2" | 2 | 7×φ18 | 7×φ14 | 16 | QL50-140 | |
| 146 | 5 3/4" | 2 | 8×φ18 | 7×φ14 | 16.5 | QL50-146 | |
| 152 | 6" | 2 | 8×φ18 | 8×φ14 | 17 | QL50-152 | |
| 165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 19 | QL50-165 | |
| Mission50 | 133 | 5 1/4" | 2 | 7×φ16 | 6×φ14 | 12.5 | M50-130 |
| 140 | 5 1/2" | 2 | 7×φ18 | 7×φ14 | 13.5 | M50-140 | |
| 146 | 5 3/4" | 2 | 8×φ18 | 7×φ14 | 14 | M50-146 | |
| 152 | 6" | 2 | 8×φ18 | 8×φ14 | 14.4 | M50-152 | |
| 165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 15 | M50-165 |
|
Other Description:
(1) Made from premium quality nickel-alloy steel 25SiMnCrNi2MoVA for increased durability and wear characteristics, and YK 05 tungsten carbide as same grade as internationally well-known brand.
(2) Apply "hot (thermal) -insertion" processing procedure to insert the buttons as same as internationally well-known brand,
(4) Entire CNC processing procedure ensure the quality consistency and reliable.
(5) Military grade requirements of heat-treatment guarantee durability, Specific heat treatment standards and special "stress relief" processes ensure consistent performance.
(6) Designed for maximum performance and hole cleaning ability and high penetration rate.
Advantages:
Compared with the oversea brands, our advantages are bellowing:
a. Our products can match over 95% against the original products
b. Price are competitive against the famous brands and best quality against the small factory
About Us:
1. Our factory has been specialized in manufacturing drilling tools and spare parts for over 10 years.
2. We have advanced technology and equipment.
3. Our technician has more than 13 year's professional working experience.
4. Rock drilling tools are exported throughout the world. Main market: Norway, Turkey, USA, Canada, Australia, Brazil, Uruguay, Iran, Philippines, Thailand, India, etc.
Product photos
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.