
DTH Hammer Bits DHD350 DTH Bit Rock Drill Bits For Blasting Drilling
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
Changsha Sollroc Engineering Equipments Co., Ltd
Sollroc, with more than 10 years of experience, is one of the prefessional manufacturer and supplier of high performance rock drilling tools like, DTH hammers and bits, RC hammers and bits, ODEX system, symmetrix system, DTH drill rods and top hammer drilling tools, our tools are widely used in different drilling applications including mining, quarring, water well drilling and etc.
We can provide specifications:
DTH hammers range: 3"-12’’
DTH bits range: 90mm - 600mm
DTH opener bits: 4"-10" from 82/165mm to 445/660mm
Shanks : BR series, DHD, COP, Mission, Mach; SD; QL; Numa.
Tophammer tools
Thread: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60,GT68
Button bit face design: Flat face, drop centre,
Button bit body type: Normal and Retrac
Button bits diameters: 45mm-152mm