3" 3.5″ DTH drill bit description
The 3"3.5″ DTH drill bit, Shank Type DHD350 refers to a 3 inch or 3.5 inch diameter submersible drill bit with the shank type DHD350. The smaller diameters are used for smaller hole sizes such as small anchoring projects, geological exploration, etc. The larger 3.5-inch bit can be used for slightly larger hole sizes such as small-scale mining and water well drilling.
About Zhuzhou Jinxin DTH drill bit
Zhuzhou Jinxin manufactures the finest and most efficient Down-the-Hole (DTH) hammers and bits for the mining, construction and water well industries. Drill and blast engineers and water well contractors trust Jinxin’s DTH equipment because of the precision engineering and high standards of drilling efficiency built into each of our hammers and bits.
3" 3.5″ DTH drill bit specification show