M3 Mid Air Pressure Down The Hole Hammer For Cir90 Seiries Button Bit 1.0 - 1

M3 Mid Air Pressure Down The Hole Hammer For Cir90 Seiries Button Bit 1.0 - 1

Product Description M3 DTH hammer is a kind of medium pressure DTH hammer, which has the internal structure of high pressure impactor, and can use low pressure bit directly. Compared with normal low ...