• Model NO.：HW421
• Drill Hole Depth：<100m
• Bit Type：Diamond Bit
• Drilling Way：Impactor
• Name：DTH Surface Drilling Rig
• Transport Package：Roro Ship
• Specification：hw421
• Trademark：Hengwang
• Origin：Shandong, China
• HS Code：8430509000
• Production Capacity：500 Sets Per Month

                                       air compressor built-in  surface DTH mine drilling rig for quarry                                                                                     ModelHW421Machine Weight6800kgEngineYuchai  162 kWDrill Pipe Sizes60 X 3,000 mmHole Dia80-115 mmWorking Pressure15 barF.A.D12 m3/minTramming Speed ( Max.)3 km/h (High Speed)Gradient25°Track Frame Oscilation±10°Transportation Dimensions6000X2800X2750 mmDTH drilling rig



Our Company
Jining Hengwang Construction Machinery Co., Ltd. is located in Jining City,
Shandong Province. We are specialized in manufacturing drilling rig and pile driver.
With an experienced and professional team, we have exported our products
to many countries and regions all over the world, especially in the Middle East,
Africa and South America. Our products enjoy a good reputation among our customers.
We welcome customers, business associations and friends from all parts of the world to
contact us and seek cooperation for mutual benefits.