Presenting the epitome of technological advancement - our Thread Drill Bits Retrac Button Bit! Specifically engineered for Mining Machine Parts, these remarkable bits promise to elevate your performance and efficiency to unprecedented heights. With precision-crafted engineering, they are designed to conquer even the most challenging environments with unwavering reliability.
1. Boasting a straightforward and cleverly designed structure, these bits are remarkably easy to manufacture and maintain. This simplicity translates into a cost-effective solution that caters to your drilling needs while ensuring hassle-free operations.
2. Our cutting-edge thread design revolutionizes drilling stability and accuracy. Experience significantly reduced deviations as the innovative design ensures unmatched guidance and precision in every drill, time after time.
3. Built on the cornerstone of versatility, our bits seamlessly adapt to an impressive array of geological conditions. They consistently deliver outstanding performance across diverse terrains, making them indispensable for all your drilling ventures.
4. Designed with the user in mind, our bits are engineered for unparalleled convenience. The straightforward installation and disassembly process effectively cut down on operation times, dramatically boosting productivity and efficiency.
5. Perfect for a variety of general drilling applications, our bits provide reliable and efficient drilling results. They effortlessly meet the diverse requirements of any drilling operation with remarkable ease.
Model |
Head shape |
Head diameter (mm) |
Length (mm) |
Number of holes |
Button type (optional) |
Weight (kg) |
R25 |
Flat Face |
38 |
105 |
1 |
Ballistic |
0.85 |
Flat Face |
45 |
113 |
2 |
Ballistic |
0.75 |
R32 |
Flat Face |
45 |
113 |
2 |
Ballistic |
0.93 |
Flat Face |
64 |
130 |
3 |
Domed |
1 |
Convex Face |
89 |
132 |
2 |
Domed |
1.25 |
R38 |
Center Drop Face |
64 |
130 |
2 |
Domed - Ballistic |
1.35 |
Center Drop Face |
127 |
190 |
4 |
Domed - Ballistic |
3.95 |
Center Drop Face |
140 |
190 |
4 |
Domed - Ballistic |
4.85 |
Center Drop Face |
176 |
210 |
4 |
Domed - Ballistic |
6.95 |
Center Drop Face |
212 |
220 |
4 |
Domed - Ballistic |
8.65 |
T38 |
Center Drop Face |
64 |
130 |
2 |
Domed |
1.35 |
Center Drop Face |
72 |
140 |
4 |
Domed |
2.25 |
Center Drop Face |
76 |
140 |
4 |
Domed |
2.9 |
Center Drop Face |
89 |
132 |
2 |
Domed |
1.85 |
T45 |
Triangle Face |
89 |
145 |
4 |
Domed - Domed |
3.5 |
Center Drop Face |
72 |
140 |
4 |
Domed - Domed |
2.25 |
Center Drop Face |
76 |
140 |
4 |
Domed - Domed |
2.9 |
Center Drop Face |
89 |
155 |
4 |
Domed - Domed |
3.8 |
Center Drop Face |
102 |
165 |
4 |
Domed - Domed |
4.8 |
T51 |
Flat Triangle Face |
102 |
155 |
4 |
Domed - Domed |
5.5 |
Flat Triangle Face |
115 |
165 |
4 |
Domed - Domed |
7.5 |
Center Drop Face |
89 |
155 |
4 |
Domed - Domed |
4.15 |
Center Drop Face |
102 |
155 |
4 |
Domed - Domed |
5.8 |
Center Drop Face |
127 |
165 |
4 |
Domed - Domed |
7.7 |
ST58 |
Center Drop Face |
89 |
175 |
4 |
Ballistic - Ballistic |
4.4 |
Center Drop Face |
102 |
185 |
2 |
Ballistic - Ballistic |
5.8 |
Center Drop Face |
127 |
220 |
2 |
Ballistic - Ballistic |
8.9 |
ST68 |
Flat Face |
102 |
180 |
2 |
Domed - Domed |
5.4 |
Center Drop Face |
115 |
210 |
4 |
Domed - Domed |
8.9 |
Center Drop Face |
127 |
220 |
4 |
Domed - Domed |
10.8 |
Center Drop Face |
140 |
240 |
4 |
Domed - Domed |
13.5 |
Center Drop Face |
176 |
260 |
4 |
Domed - Domed |
17 |
T45 |
Flat Triangle Face |
102 |
155 |
4 |
Domed - Domed |
5.5 |
Flat Triangle Face |
115 |
165 |
4 |
Domed - Domed |
7.5 |
Center Drop Face |
89 |
155 |
4 |
Domed - Domed |
4.15 |
Center Drop Face |
102 |
155 |
4 |
Domed - Domed |
5.8 |
Center Drop Face |
127 |
165 |
4 |
Domed - Domed |
7.7 |
EL60 |
Flat Face |
102 |
180 |
2 |
Domed - Domed |
5.4 |
Center Drop Face |
115 |
210 |
4 |
Domed - Domed |
8.9 |
Center Drop Face |
127 |
220 |
4 |
Domed - Domed |
10.8 |
Center Drop Face |
140 |
240 |
4 |
Domed - Domed |
13.5 |
Center Drop Face |
176 |
260 |
4 |
Domed - Domed |
17 |
We place utmost importance on ensuring your goods arrive in pristine condition. Our approach employs professional, eco-conscious, and highly efficient packaging solutions that prioritize safety and convenience throughout the shipping process, guaranteeing peace of mind with every delivery.
For over 20 glorious years, ChangSha DTH Drill Construction Machinery Co., Ltd has been a beacon of excellence in the drilling tools industry, tracing back to its origins in 1996. As the premier processing site for down-the-hole drilling tools at the Changsha Institute of Mining Research, our prestigious collaborations include esteemed institutions like the Institute of Metal Research, Chinese Academy of Sciences, along with global partners such as NIMS in Japan, the University of Queensland in Australia, and EMPA in Switzerland.
As a leading comprehensive service provider, we excel in offering water well drilling machines, coring drilling machines, reverse circulation drilling machines, tunnel drilling machines, and a range of drilling tools. Our unwavering commitment to excellence manifests in our complimentary one-stop solutions, expertly tailored for diverse construction scenarios, encompassing mines, water wells, and building pile foundations. Renowned for our high-quality standards, as demonstrated by our accreditation by SGS, TUV, and Made in China, our products reach over 80 countries worldwide. Under the visionary leadership of our esteemed founder, celebrated by Stanford University as one of the top 2% of global scientists in 2022 and 2023, we are dedicated to our mission: making drilling simple and efficient for all.
1. Are you exact manufacturer or just trading company?
We are both, we have our own factory. And also have many long-relationship factories.
2.What is your minimum order quantity?
Our MOQ are ipc or 1 complete set, the price may rely on the order quantity. We are welcome your sample orderto testing our quality.
3. Can you accept OEM & ODM?
Yes, both of them are acceptable,.Please tell us your requirements or design drawings kindly.As we have our own R&D team and the team leader is Dr.Zhao minachun who has been alwaysin the material research and drawing desian of drilling tools for 25 years. And he had designedthe world's biggest top hammer bit and DTH hammer bit, highly praised by the users.
4.How about the delivery time?
It depends, generally it takes about 15-25. lf have stocks, Usually only 5-10 days if in stock
5. Can l have a visit to your factory before the order?
Sure, welcome, kindly contact us for address details and time schedule.