dth rock drill online manufacture

Product name: 4 Inch NM4 Spline Down The Hole High Air Pressure DTH Drill Hammer For Well Drilling Product category: Down The Hole Hammer DTH hammer, a groundbreaking drilling tool designed for optimum ... Read More

Product name: CIR110 Low Air Pressure DTH Drill Bits Hammer For Minging Exploration Drilling Product category: Down The Hole Hammer Connection thread: PIN2-3/8"REG BOX Working pressure(bar): 6-12 Hole range(mm)... Read More

Product name: 115mm PR4 Reverse Circulation Drill Bits For Construction Civil Engineering Project Product category: DTH drill tools Diameter: 115 mm KINGDRILLING high air pressure DTH button bit description: ... Read More

Product name: 133mm PR5 Reverse Circulation Drill Bits For Drilling Water Wells Geothermal Wells Product category: DTH drill tools Diameter: 133 mm KINGDRILLING high air pressure DTH button bit description: ... Read More

Product Name: 4 Inch QL Down The Hole High Air Pressure DTH Drill Hammer For Rock Formation Model : MH40Q Ref. Type :QL40 OD(mm):99mm Hole range(mm): 110~135mm Length(mm): 1070mm Connection Thread: API2-3/8"REG ... Read More

Product name: 6 Inch NM6 Down The Hole High Air Pressure DTH Drill Hammer For Coal Mineral Equipment Matched hammer: NM6 Shank Product category: Down The Hole Hammer Introducing our professional-grade DTH ... Read More

Product name: High performance 194mm 3 middle wings concentric casing drilling bit for construction Product category: Concentric drilling tools Matched hammer: Hammer DHD360 Matched casing pipe OD: 194mm High ... Read More

Product name: 4.0P Russian bayonet KNSH130 DTH hammer for construction Product category: drilling rig accessories Matched hammer: Hammer Connection thread: F72*10 PIN Working pressure(bar):7-11 Outer diameter: ... Read More

Product name: 194mm new design 3 reamers concentric casing drilling system for civil engineering Product category: Overburden symmetric casing drilling bits Matched hammer: Hammer DHD360 Matched casing pipe OD: ... Read More

Product name: Complex layer 146mm concentric casing drilling bit for construction Product category: Overburden concentric casing bit Matched hammer: Hammer DHD340 Matched casing pipe OD: 146mm Complex layer ... Read More