down the hole drill bits online manufacture

Product name: 130mm Russian Bayonet Drill Bit Matched Hammer KNSH110 In Mining Product category: DTH drill bit Matched hammer: Hammer PB110-2.8 BAYONET Diameter: 130mm KINGDRILLING DTH button bit description: ... Read More

Product name: Carbide Steel 110mm Bayonet DTH Hammer Drill Bit For Blasting Product category: DTH drill tools Matched hammer: Hammer PB110-2.8 BAYONET Diameter: 110mm KINGDRILLING DTH button bit description: ... Read More

Product name: 735mm MNX660 Concentric Symmetric Casing Drilling System Bits For Oil Well Drilling Equipment Product category: Concentric Casing Drilling Bit Matched hammer: Hammer N240 Matched casing pipe OD: ... Read More

Product name: 127MM single use concentric caisng drilling system in loose soil Product category: Concentric casing drilling bit Matched hammer: Hammer DHD340 Matched casing pipe OD: 129mm MRING casing drilling ... 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

Product name: 185mm Overburden Casing Drilling System Hole Opener Drill Bit For Complex Layer Formation Product category: Overburden concentric casing bit Matched hammer: Hammer DHD340 Reaming Diameter(mm): ... Read More

Product name: 41mm 11 Degree Tapered Button Bits Taper Bit With Drill Pipe For Coal Mineral Drilling Product category: DTH taper drill bit Matched connection: 11 degree taper Diameter: 41mm KINGDRILLING DTH ... Read More

RING wing bit casing drilling system by DTH hammer Product details: Rock drilling tools factory KINGDRILLING professionally produce Ring wing bit concentric drilling systems by down the hole hammer which are ... Read More

Product name: 196mm MK5E183 Overburden Eccentric Casing Drilling Bit With CIR Shank For Rock Drilling Product category: Overburden casing drilling bit Shank connection: DHD360 shank Casing pipe OD: 183mm ... Read More

Product Name: 238mm MRING Overburden Symmetric Casing Drilling System Bit For Borehole Drilling Machine External Dia.(mm): 238mm Product details: Rock drilling tools factory KINGDRILLING professionally produce ... Read More