Introducing our exceptional Thread Drill Bits Retrac Button Bit, precisely engineered for Mining Machine Parts to provide unmatched performance and efficiency. Crafted with meticulous precision, each bit guarantees reliability even in the most challenging environments, ensuring you have the perfect tool for any drilling task.
1. Our bits feature a simplified structure, making them incredibly easy to manufacture and maintain, providing an economical solution for all your drilling needs, while maximizing operational simplicity.
2. Experience cutting-edge stability and guidance with our innovative thread design that dramatically reduces deviations, delivering a perfectly precise drilling operation every time.
3. Designed with versatility at its heart, our bits seamlessly adapt to diverse geological conditions, ensuring consistent, high-performance operations across a variety of terrains.
4. Convenience is key with our bits, offering quick installation and disassembly to minimize operational downtime and significantly boost productivity.
5. Perfect for general drilling tasks, our bits provide a dependable and effective drilling experience, effortlessly meeting a wide array of drilling demands.
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 |
To ensure that your products arrive in impeccable condition, we utilize professional, sustainable, and highly efficient packaging methods. Our foremost priority is to guarantee safety and convenience throughout every stage of the shipping process, ensuring your peace of mind.
ChangSha DTH Drill Construction Machinery Co., Ltd, with a distinguished legacy exceeding 20 years in the drilling tools industry since 1996, originated as a premier processing unit for down-the-hole drilling tools at the Changsha Institute of Mining Research. We proudly collaborate with esteemed institutions such as the Institute of Metal Research, Chinese Academy of Sciences, and international partners like NIMS in Japan, the University of Queensland in Australia, and EMPA in Switzerland.
As a comprehensive service provider, we excel in water well drilling machines, coring drilling machines, reverse circulation drilling machines, tunnel drilling machines, and a wide array of drilling tools. Our dedication to excellence is evident in our complimentary one-stop solutions, tailored for diverse construction scenarios such as mines, water wells, and building pile foundations. Recognized as a top-quality drilling provider by SGS, TUV, and Made in China, our products are distributed to over 80 countries globally. Our esteemed founder, acknowledged by Stanford University among the world's top 2% of scientists in both 2022 and 2023, embodies our mission to simplify and enhance the efficiency of drilling for everyone.
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.