Sollroc DHD3.5 DTH drill bit

Product description DTH drilling tool is a kind of drilling system which uses compressed air as motivation, makes drilling impact motivation parts down the hole, to control the piston reciprocating motion by the distribution device in the hammer, and then impacts the DTH bit in the front of the hammer to transit the impacting power to the bit. The DTH bit in the front of the hammer breaks the rock to drill hole. Sollroc can supply DTH hammers and bits for 2"-18" with type DHD, SD, QL, Mission, Numa, etc. DHD3.5 DTH bit Bit diameter: 90mm-110mm(3 1-2"-4 5-16") Weight: 4.5kg-5.5kg Features: Strict quality controlling Selected high quality special steels and carbide Produced by CNC machines Simple and reasonable design, Low problem rate Low air consumption, smooth drilling, Maximum impact power, High penetration rate