hole opener bit online manufacture

Product name: 89mm MRING Overburden Symmetric Concentric Casing Drilling System Bit For Rock Formation Product category: MRING Overburden Casing Drilling System Bit MRING-XD integral symmetric casing drilling ... Read More

Product name:12 inch high air pressure pneumatic dth hammer with NUMA120 shank for drilling rig Connection thread: API6-5/8REG Working pressure(bar): 7~25 Outer diameter(mm): 275 Weight(KGS): 700 Bit diameter ... Read More

Product name: T38 Thread 3050mm Length Diamond MM Extension Rod For Mineral Water Well Drilling Product category: Drilling rod Threaded Connection: T38 Length: 3050mm High-strength alloy steel is used to make ... Read More

Product name: Reinforced 33 inch high air pressure pneumatic dth hammer with NUMA 330 shank for foundation and piling drilling Connection thread: 240 HEX Working pressure(bar): 7~25 Outer diameter(mm): 718 ... Read More

Product name: T45 Thread 4270mm Length Male-Male Connection Extension Rod For Mineral Exploration Drilling Product category: Drilling rod Threaded Connection: T45 Length: 3660mm KINGDRILLING thread drill rods ... Read More

Product name: T38 Thread 2435mm Length Diamond MM Extension Rod For Borehole Drilling Machine Product category: Drilling rod Threaded Connection: T38 Length: 2435mm KINGDRILLING Alloy steel with high strength ... Read More

Product name: T51 Thread 5530mm Length Diamond MM Extension Rod For Underground Drilling Rig Product category: Drilling rod Threaded Connection: T51 Length: 5530mm KINGDRILLING threaded drill pipes are made of ... Read More

Product name: 14" 4265mm Length GT60 Thread Extention Rod For Rock Formation Drilling Product category: Drilling rod Threaded Connection: R22, R25, R32, R38, T38, T45, T51 Length: 4265mm The material used to ... Read More

Product name: 5inch high air pressure DTH hammer with MISSION50 shank for water well drilling Matched hammer: Hammer MISSION50 Connection thread: API2-3/8"REG/API2-7/8"IF/API3-1/2"REG Working pressure(bar): 13... Read More

Product name: 219mm MSX slide block under reaming drilling system for drilling rig Product category: Under reaming casing drilling tools Matched hammer: Hammer DHD360 Matched casing pipe OD: 219mm Kingdrilling ... Read More