Sollroc High Air Pressure 3" DHD3.5 Hammer For Blasting

High Air Pressure 3" DHD3.5 Hammer For Blasting Specification： shank: DHD3.5 Length(less bit): 930mm External diameter: 82mm Top sub thread: API 2 3/8”REG Weight(less bit): 24.4kg Hole range: 90mm-105mm Working pressure: 1.0-1. 5Mpa Impact rate at 1.4Mpa: 28Hz Recommended rotation speed: 25-40r/min Air consumption 1.0Mpa: 4.5m³/min Air consumption 1.5Mpa: 9.0m³/min Advantages: 1.The simple structure of the hammer makes the consumable parts extremely few and easy to disassemble and assemble. 2.The mechanical design produce a powerful blow energy to hit the bit, making it capable to perform in low and high pressure. 3.Precision machining using high quality materials ensures little breakdown and stable performance for a long time.