Products Description LEANOMS
Down-the-hole drilling tools are widely used in drilling operations in metallurgy, coal, mining and water conservancy projects. They have reliable working performance, greatly improve mechanical drilling speed, reduce drilling costs, and shorten drilling time. They are ideal rock drilling equipment today. This article will introduce down-the-hole drilling tools from the perspective of product introduction, characteristics and advantages.
Products Introduction LEANOMS
DTH drilling tools are pneumatic equipment that can drill holes in a range of materials, including rock and dirt. Its functioning is based on delivering high quantities of impact force directly to the drill bit in order to efficiently make holes. The chisel connects easily to the drill string and is propelled by compressed air. It is commonly used with a rotary drill or a top hammer drill.
Characteristics LEANOMS
Down-the-hole (DTH) drilling tools are commonly used rock drilling instruments in geological exploration and mining, characterized by the following features:
- High Efficiency: The dth hammer is driven by a pneumatic or hydraulic system, generating powerful impact force at the hammer head, which allows for rapid penetration through hard rock layers. The tool is equipped with unique carbide inserts that further enhance drilling speed and operational efficiency.
- Strong Stability: Since the down the hole hammer is positioned at the bottom end of the drill rod, close to the drill bit, this design minimizes energy loss, ensuring that the impact force is directly transmitted to the rock surface, maintaining drilling stability and precision.
- Long Service Life: Made from wear-resistant materials, the DTH drilling tools have a simple and reliable internal structure that is easy to disassemble and reassemble, making maintenance and upkeep convenient, which in turn extends the equipment's service life.
Advantages LEANOMS

DTH drilling tools offer various advantages over other drilling equipment.
1. Higher drilling efficiency, deeper holes, and faster drilling speeds compared to standard drilling methods.
2. DTH drilling tools are suitable for a wide range of drilling applications, from mining and construction to geothermal and water well drilling.
3. They are less prone to become caught or blocked, which saves both time and money.
4. DTH drilling tools are outfitted with our cemented carbide inserts, which give longer life and increased drilling productivity.
Conclusion LEANOMS
DTH drilling tools are crucial machinery in the mining and construction industries because they offer higher efficiency, shorter drilling times, and less downtime compared to other drilling technologies. Their high impact frequency, resistance to vibration and stress, and versatility make them the ideal tools for drilling in difficult terrains. DTH drilling tools provide high-performance, economical, and efficient drilling options for mineral, oil, and water extraction.
DTH drilling tools are renowned for their reliability and toughness. They require minimal maintenance and can be used for a variety of tasks, including shallow water and hard rock drilling. Their adaptability can significantly enhance the productivity and efficiency of mining and construction activities. Additionally, they support environmental sustainability by reducing noise, lowering energy consumption, and minimizing carbon footprints.
Thanks to its wide reach of high-performance drilling products and outstanding solutions, the LEANOMS Group has become a reliable partner in multiple drilling projects around the world, even in the most remote locations. LEANOMS's goal is to become a leader in the rock drilling equipment industry and the first choice of drilling professionals. By providing the most affordable drilling solutions to meet the needs of our customers, we are committed to helping our customers not only reduce operating expenses but also improve the efficiency of their drilling operations.
Specification LEANOMS
Technical Parameters Of QL50 DTH Hammers
| Bit Shank | Connection Thread |
Hole Range | Length | Weight | Working Pressure | Air Consumption (m³/min) |
||
| QL50 | API 2 3/8" Reg API 3 1/2" Reg |
Φ135-152mm | 1156mm | 73Kg | 10-25Bar | 14Bar | 24Bar | |
| 12 | 22.3 | |||||||












