DTH hammers are available in many sizes, ranging from 3 1/8 inches (79mm) to 7 1/8 inches (181mm) outside diameter or more. Selecting the appropriate hammer size ensures efficient drilling and reduces the likelihood of equipment failure or downtime.
DTH Hammers: Jinxin's DTH hammers are all simple structure, easy to assemble and disassemble, as well as reliable quality and long service life. Zhuzhou Jinxin has various hammer models suitable to drill holes from 64mm to 1000 mm (2-1/2” ~ 39-3/8”) in diameter; and come with three kind: low pressure (5 ~ 7 bars), middle pressure (7 ~ 15 bar) and high pressure (7~ 30 bars).
DTH hammers mainly be produced with shank type of DHD, QL, SF, COP, Mission, SD, BR, CIR and ACD series, Diameter ranging from 2” to 8” for mining and quarrying, and 6” to 32” for water-well drilling, oil-well drilling, foundation and so on.