product introduction
::LEANOMS
A NUMA100 DTH Hammer is a specialized drilling tool used in various industries for creating large-diameter boreholes or wells in rocks, soil, or other geological formations. DTH hammers are commonly used in mining, construction, geothermal drilling, and water well drilling applications.NUMA is a well-known manufacturer of DTH hammers and related drilling equipment.
product structure
LEANOMS
Increased Drilling Efficiency: The NUMA100 DTH Hammer is larger and more powerful than smaller hammers, which allows for faster and more efficient drilling. It can penetrate hard rock and challenging formations with greater ease, reducing drilling time and costs.
Deeper Hole Drilling: The larger diameter of the 10-inch hammer allows for drilling deeper holes in a single pass. This is particularly advantageous in applications such as mining and water well drilling where reaching significant depths is essential.
Higher Productivity: Due to its increased drilling efficiency, a NUMA100 DTH Hammer can lead to higher productivity on the job site. It can complete more boreholes in less time, increasing the overall output of the drilling operation.
Reduced Downtime: Larger DTH hammers are less likely to get stuck or encounter obstructions during drilling. This can lead to reduced downtime and maintenance, as well as lower chances of losing drilling tools in the hole.
Greater Versatility: While 1NUMA100 DTH Hammers are larger, they can still be used for a wide range of applications, including foundation drilling, geothermal drilling, quarrying, and more. This versatility makes them valuable for contractors who need to adapt to different project requirements.
Improved Sampling: In some geological and environmental drilling applications, a larger hammer may be preferred for collecting high-quality core or sample material. The 10-inch hammer can produce larger-diameter boreholes, allowing for better sample retrieval.
Reduced Air and Fuel Consumption: Despite their size, NUMA100 DTH Hammers can be more fuel-efficient than using smaller hammers for the same job. This can result in cost savings over the long term.
Less Wear and Tear: Larger hammers typically experience less wear and tear per meter drilled compared to smaller hammers, leading to longer service life and lower maintenance costs.
product parameters
LEANOMS
Technical Parameters Of NUMA100 DTH Hammer & Bit

| Part Description | Part Number |
| 1 Top Sub | LR-N100-01 |
| 2 "O" Ring of Top Sub | LR-N100-02 |
| 3 Breakout Ring of Top Sub | LR-N100-03 |
| 4 Check Valve | LR-N100-04 |
| 5 Spring | LR-N100-05 |
| 6 Air Distributor | LR-N100-06 |
| 7 Internal Cylinder | LR-N100-07 |
| 8 Piston | LR-N100-08 |
| 9 External Cylinder | LR-N100-09 |
| 10 Retaining Ring | LR-N100-10 |
| 11 "O" Ring of Stop Ring | LR-N100-11 |
| 12 Stop Ring | LR-N100-12 |
| 13 Breakout Ring of Stop Ring | LR-N100-13 |
| 14 Drive Chuck | LR-N100-14 |
failure analysis
LEANOMS
Q: What is a DTH Hammer?
A: A DTH (Down-the-Hole) Hammer is a drilling tool used in mining, construction, and water well drilling applications. It operates by using compressed air to create a high-velocity impact on a drill bit, enabling efficient and deep drilling in various rock formations.
Q: What are the key components of a DTH Hammer?
A: A typical DTH Hammer consists of components such as the body, chuck, piston, bit, and various seals. The body houses the piston and provides the necessary structure for drilling operations.
Q: What are the advantages of using DTH Hammers?
A: DTH Hammers offer several advantages, including high drilling efficiency, precise hole alignment, the ability to drill in various geological formations, and reduced wear on drill bits compared to other drilling methods.
Q: What are the main applications for DTH Hammers?
A: DTH Hammers are commonly used in applications like mining, quarrying, construction, water well drilling, geothermal drilling, and foundation piling due to their ability to handle different rock types and ground conditions.
Q: How do I choose the right DTH Hammer for my drilling project?
A: Selecting the right DTH Hammer involves considering factors such as the type of rock or formation you are drilling into, required hole diameter, drilling depth, and the size and power of your drilling rig. Consulting with a professional or our technical team can help you make an informed choice.
Q: What maintenance is required for DTH Hammers?
A: Regular maintenance is essential to ensure the longevity and performance of DTH Hammers. This includes cleaning, inspecting for wear, lubrication, and replacing worn or damaged parts as needed. Proper storage and handling are also important.
Q: Can DTH Hammers be customized to meet specific drilling requirements?
A: Yes, many DTH Hammer manufacturers offer customization options to tailor the hammer to your specific drilling needs. Customization can include modifications to the design, materials, and size to optimize performance for your project.
Q: How can I ensure the optimal performance of my DTH Hammer?
A: To maximize DTH Hammer performance, it's crucial to follow recommended drilling practices, maintain the hammer regularly, use the right drilling parameters (such as air pressure and volume), and ensure the drill bit is in good condition.
Q: What is the lifespan of a DTH Hammer?
A: The lifespan of a DTH Hammer depends on factors like usage frequency, drilling conditions, maintenance, and the quality of the hammer itself. With proper care and maintenance, DTH Hammers can last for hundreds or even thousands of drilling hours.
Q: Do you offer technical support and after-sales service for your DTH Hammers?
A: Yes, we provide technical support and after-sales service to assist customers with any issues, questions, or maintenance needs related to our DTH Hammers. Our goal is to ensure your drilling operations run smoothly.
why choose us?
LEANOMS
Consistent Pursuit of 100% Customer Satisfaction
Continuous Improvement
Our pursuit of 100% customer satisfaction is an ongoing journey. We are committed to continuously improving our products, services, and processes to better serve you and contribute to your success in the drilling industry.
Partnership for Success
We view our relationship with customers as a partnership. Your success is our success, and we are dedicated to being a reliable partner that helps you achieve your goals.
Innovation and Technology
We invest in cutting-edge technology and innovation to stay at the forefront of the industry. Our commitment to research and development ensures that you have access to the latest advancements in rock drilling tools.









