Sollroc CIR Series DTH Drill Hammer

Product Description: Advantages: 1:Out of the trouble of foot valve fracture and expansion and contraction 2:Lower energy consumption and higher impact frequency,the drilling speed is 15%-30% higher than conventional DTH hammers: 3:Simple structure,reliable parts,long life,easy and low cost maintenance 4:Low air and oil consumption,the oil consumption is about 10% lower than the conventional DTH hammers. CIR shank products specifications: Shank model: CIR90, CIR110, CIR130, CIR150 CIR90 CIR110 CIR150 Length(less bit) 800mm 839mm 908mm Weight (less bit) 19.0kg 32.0kg 69.0kg External diameter 80mm 98mm 137mm Bits shank CIR90 CIR110 CIR150 Bits diameter 85-110mm 105-135mm 155-178mm 3 5/8" - 4 5/16 4 1/8" - 5 3/8" 6 1/8" - 7" Thread: T48X10X2 API 2 3/8" REG Box T75x10x2.5 Box Air pressure 0.5-0.7 Map 0.5-0.7Mpa 0.5-0.7Mpa