down the hole hammer bits online manufacture

Product name: 194mm permanent ring bit casing drilling bits for water well drilling Product category: Overburden casing drilling tools Matched hammer: Hammer DHD360 Matched casing pipe OD: 194mm Kingdrilling ... Read More

Product name: 89mm Mring Overburden Concentric Casing Drilling System with Ring Bit For Engineering Product category: Overburden casing ring bit Recycle ring bit casing drilling system working principle: 1. ... Read More

Product name: Single-use 127mm Overburden Casing drilling ringbit Product category: Overburden casing drilling system Matched hammer: Hammer DHD340 Matched casing pipe OD: 127mm Single-use Overburden Casing ... 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 MK5E Eccentric Casing drilling system CIR shank Product category: Overburden casing drilling bit Shank connection: CIR shank Casing pipe OD: 127mm Kingdrilling casing bit advantage: When ... 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: High Cost Performance Casing tube Outer Diameter 127mm MRE127 DHD340 Shank Casing Drilling Bit For Soft Rock Formation Matched hammer: Hammer DHD340 Matched casing pipe OD: 127mm MRE Concentric ... Read More

Product name: 215mm MSX165 Overburden Symmetric Casing Drilling System Bit With Slide Block For Construction Casing pipe OD: 165mm MSK Overburcen Casing Drilling System bit - a high-quality tool designed to ... Read More

Product name: Casing Pipe Outer Diameter MRE108mm CIR90 Overburden Casing Drilling Bit For Soft Rock Formation Matched casing pipe OD: 108mm Matched hammer: Hammer CIR90 The overburden casing drilling systems ... Read More

Product name: 373mm MRS315 Overburden Concentric Casing Drilling System Bit With N120 Shank For Quarry OD of casing pipe: 315mm MRS Concentric Casing Drilling Bit The Ultimate Solution for High Performance ... Read More