DHD35R 2 Air Hole Mining Drill Head , Drilling Rig Accessories Anti - Wear Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits ... Read More
Description With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and ... Read More
Description The use of high quality steel and hard alloy as raw materials, through a special heat treatment process, ball tooth bit can reach under the hardness strong rock excavation, and to reduce the energy ... Read More
Description Down the hole hammers are connected with down the hole bits to do the drilling works. New Diamond uses high quality steel and the best level tungsten carbide as the raw material,with it's special ... Read More
SD6A 8 spline 322mm DTH hammer bits for Drilling Description 1. Long life of the drill bit: the alloy just has a long service life and is higher than similar products; 2. High drilling efficiency: the drill ... Read More
Description new diamond uses only the optimal steel in producing its hole openers too,which will give you hour after hour of trouble-free drilling, and with them you will always know that it was produced with ... Read More