eccentric drill bit online manufacture

Product name: 139mm MRING Overburden Casing Drilling System Hole Opener Drill Bit With Shoe For Mining Product category: Overburden Casing Drilling System Bit MRING casing drilling bit components: Pilot bit + ... Read More

Product name: 125mm Mring Overburden Concentric Casing Drilling System Recycle Ring Bit For Rock Well Drilling Product category: Symmetric casing ring bit Matched hammer: Hammer DHD3.5 Matched casing pipe OD: ... Read More

Product Name: 155mm MRE115 Overburden Concentric Casing Drilling System With DHD340 Hammer Shank For Well Drilling Matched hammer: Hammer DHD340 Matched casing pipe OD: 115mm MRE Concentric under reaming ... Read More

Product name:219mm MRS Wiggle reamer symmetric casing drilling bit in miningOD of casing pipe: 219mmThey are designed for economic cost of drilling in simultaneous casing advancement.The wings are retracted by ... Read More

Product Name: 108mm MNS Sliding five-piece concentric overburden casing drilling system for hammer CIR110 shank Product category: Overburden eccentric casing bit Matched hammer: Hammer CIR110 Matched casing ... Read More

Product Name: 127mm MNS Sliding five-piece concentric overburden casing drilling system for hammerDHD340 shank Product category: Overburden eccentric casing bit Matched hammer: Hammer DHD340 Matched casing pipe ... Read More

Product Name: P110 Russian Bayonet Spline Down The Hole Dth Drill Hammer For Coal Mining Factory Wholesale Russian Bayonet spline DTH Hammer 110P for Mining KINGDRILLING Diamond CO., LTD is one of the most ... Read More

Factory Wholesale Russian Bayonet spline DTH Hammer 110P for Mining KINGDRILLING Diamond CO., LTD is one of the most professional private enterprise specialized in researching and producing Concentric casing ... Read More

Product name: 114mm Supporting casing drilling recycle ring bit for tunnelling Product category: Symmetric casing ring bit Matched hammer: Hammer DHD340 Matched casing pipe OD: 114mm 114mm Supporting casing ... Read More

Product name: 155mm MK5E146 Overburden Casing Drilling Under Reamer System Hole Opener Bit For Mining Product category: Hole opener drill bit Matched connection: 110/340 Reamer Dia: 155mm KINGDRILLING Eccentric ... Read More