feature： model YT28 is powered by compressed air, the operation machinery is centralized, the start is flexible, the gas water linkage is convenient, the maintenance is simple, the noise is low, the vibration is small, the energy conservation is efficient, the service life of parts is long, the versatility is high, the reliability is good, the efficiency is high, the function of blowing blast hole is strong, and the rotary drilling torque is large, so it is worried about the same kind of products. It is mainly used for drilling, blasting and anchor cable holes in earth rock engineering. Application: tunneling and support in mining, transportation, water conservancy, hydropower and other projects. It is mainly used for quarries - dividing rocks. SPECIFICATIONS unit   Weight Kg 26 Air pressure Mpa 0.63 Air consumption L/s ≤81 Bore Dia mm φ34-42 Drilling depth m 5 Shank （hex. ×L） mm 22×108

feature： YT29A is powered by compressed air, with centralized operating mechanism, flexible start, air-water linkage, convenient use, simple maintenance, low noise, small vibration, energy saving and high efficiency, long service life of parts, high versatility, good reliability, high efficiency, strong function of purging blast holes and large rotating torque, so it is worried about similar products. It is mainly used for drilling, blasting and anchor cable holes in earth rock engineering. Application: tunneling and support in mining, transportation, water conservancy, hydropower and other projects. It is mainly used for quarries - dividing rocks. SPECIFICATIONS unit   Description   Air-leg Weight Kg 29 Air pressure Mpa 0.63 Air consumption L/s ≤85 Bore Dia mm φ34-42 Drilling depth m 5 Shank （hex. ×L） mm 22×108

feature：YT30G is powered by compressed air. In the operating mechanism, it has the advantages of flexible start, air-water linkage, convenient use, simple maintenance, low noise, small vibration, energy saving and high efficiency, long service life of parts, high versatility, good reliability, high efficiency, strong function of blowing blast hole and large rotating torque. It is worried about similar products, and its slag discharge capacity, cooling capacity and water return prevention capacity are also higher than those of similar products. It is mainly used for drilling, blasting and anchor cable holes in earth rock engineering. Application: tunneling and support in mining, transportation, water conservancy, hydropower and other projects. It is mainly used for quarries - dividing rocks. SPECIFICATIONS unit   Description   Air-leg Weight Kg 30 Air pressure Mpa 0.63 Air consumption L/s ≤82 Bore Dia mm φ34-42 Drilling depth m 5 Shank （hex. ×L） mm 22×108

feature：YSP45 upward pneumatic rock drill is powered by air pressure. It has the advantages of simple structure, high reliability, strong adaptability and low cost. The machine has large torque, low noise and long service life. It is mainly used for drilling, blasting and anchor cable holes in earth rock engineering. Application: tunneling and support in mining, transportation, water conservancy, hydropower and other projects. It is mainly used for quarries - dividing rocks. SPECIFICATIONS unit   Weight Kg 45 Air pressure Mpa 0.63 Air consumption L/s ≤111.6 Bore Dia mm φ34-42 Drilling depth m 6 Shank （hex. ×L） mm 22×108

feature：YG80 guide rail rock drill is matched with fjy25c disc drill frame. It is mainly used for underground mining and roadway excavation to drill fan-shaped medium and deep rock holes. It has a two-way rotation mechanism and connects and unloads the drill rod in cooperation with the pneumatic pinch drill, so as to reduce the labor intensity of workers. Borehole diameter φ 55 ~ 75mm, depth 20m. Application: tunneling and support in mining, transportation, water conservancy, hydropower and other projects. It is mainly used for quarries - dividing rocks.   SPECIFICATIONS unit   Weight kg 69 Air consumption L/s ≤160 Bore dia. mm ø50-75 Drilling depth m 20   mm R32

feature：YGZ90 guide rail independent rotary rock drill is matched with fjy25d disc drill frame. It is mainly used for underground mining and roadway excavation to drill fan-shaped medium and deep rock holes. It has large rotary drilling torque and high efficiency. It is not easy to jam when working in rock strata with many joints, fissures and karst caves. Borehole diameter φ 55 ~ 80mm, depth 20m. Application: tunneling and support in mining, transportation, water conservancy, hydropower and other projects. It is mainly used for quarries - dividing rocks. SPECIFICATIONS unit   Description   Drifter drills with independent rotation Weight kg 90 Air consumption L/s ≤215 Bore dia. mm ø50-80 Drilling depth m 25   mm R38