hole opener bit online manufacture

Product name: Reinforced 24 inch high air pressure pneumatic dth hammer with NUMA 240S shank for 3.foundation and piling drilling Connection thread: 120H HEX Working pressure(bar): 7~25 Outer diameter(mm): 525 ... Read More

Product name: 152mm 6 Inch COP64 Shank High Air Pressure Drill Button Bits For Rock Drilling Product category: DTH drill tools Matched hammer: Hammer COP64 Diameter: 152 mm KINGDRILLING high air pressure DTH ... Read More

Product name: 3 Inch COP32 Shank 105mm Down The Hole DTH Hammer Drill Button Bit For Borehole Drilling Product category: DTH drill tools Matched hammer: Hammer COP32 Diameter: 105mm KINGDRILLING high air ... Read More

Product name: PS110 KNSH110 Russian Spline Connection DTH Bits And Hammers For Construction Geological Exploration Product category: Russian spline DTH hammer Matched hammer: Hammer PS110 Connection thread: ... Read More

Product name: Russian spline connection PS110 DTH hammer for KNSH110 Russian spline DTH hammer description: Product category: Russian spline DTH hammer Matched hammer: Hammer PS110 Connection thread: Spline ... Read More

Product Name: 188mm MSX140 Overburden Casing Drilling System Bit For Horizontal Directional Under Ground Drilling Spline: DHD380,SD8,QL8 Case dia.(OD*ID): 273*260 Product details: Rock drill tools factory ... Read More

Product name: 125mm MSX90 Overburden Symmetrix Casing Drilling System Bit with slide block For Drilling Rig Equipment Product category: Concentric casing drilling tools Matched hammer: Hammer DHD3.5 Matched ... Read More

Product name: 89mm Mring Overburden Symmetric Casing Drilling System Bits With Casing Shoe For Mining Product category: Symmetric casing drilling tools MRING-XD integral multi-use symmetric caisng drilling ... Read More

Product name: 219 MM MRING-XD integral multi-use symmetric caisng drilling ringbit with casing shoe Product category: Symmetric casing drilling tools Matched hammer: Hammer DHD360 Matched casing pipe OD: 219mm ... Read More

Product name: 6inch high air pressure pneumatic dth hammer with MISSION60 shank for construction Matched hammer: Hammer MISSION60 Connection thread: API2-3/8"REG/API2-7/8"IF/API3-1/2"REG Working pressure(bar): ... Read More