What is the DTH bit meaning?

DTH is short of down the hole. DTH bit and hammer is an important tool in water well drilling, mining and rock drilling. They are design to drill hard formation. It is devidedin into 3 types according to the air pressure. They are low air pressure DTH Hammer and bits, middle air pressure DTH hammer and bits, high air pressure DTH hammer and bits. We can supply DTH hammer and bits match for atlas copco, sandvick etc world famous brand. such as 3 or 3.5 inch DTH hammer and bits (Cop34 DHD3.5, Mission3.0, BR3 shank bit size90~105mm), 4 inch DTH hammer and bit(DHD340, QL40, Mission40, SD4 shank bit size 110~130mm), 5 inch DTH hammer and bit(DHD350, QL50, Mission50, SD5 shank bit size 134~152mm), 6 inch DTH hammer and bit(DHD360, QL60, Mission60, SD6 shank bit size 152~203mm),8 inchdth hammer and bits (DHD380, QL80, Mission80, SD8 shank bit size 203~305mm). Xi'an Heaven Abundant Mining Equipment Co.,Ltd is one of the rock drilling tools suppliers in China, we can supply dth hammer and bits, Thread Button Bit, thread Drill Rods, Taper Button Bit, taper rods, shank adapters etc. If you are interested in any of them, please feel free to contact us by Lucy@tydrillbits.com.