down the hole hammer bits online manufacture

Product name: High stable Overburden casing drilling bit 610mm with 3 wings for pilling in construction Casing pipe OD: 610mm MING MRHK overburden casing drilling bit is designed to increase productivity, with ... Read More

Product name: Casing tube Outer diameter 323mm MRS Concentric Drilling System Odex Bit With 3 Reamers Casing tube OD: 323mm Product components: 1. Pilot bit+3PCS wiggle wings+casing shoe 2. Pilot bit+4PCS ... Read More

Product name:219mm MRS concentric under reaming drilling system for construction Casing pipe OD: 219mm MRS overburden drilling systems are designed for economic cost of drilling in simultaneous casing ... 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: 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

Product name: 478mm MRS410 N125 Shank Concentric Casing Drilling System Bit For Coal Mining Equipment OD of casing pipe: 410mm Operating this advanced equipment is a breeze, thanks to its user-friendly design. ... Read More

Product name: 530mm MRS460 Concentric Casing Drilling System Bit With SD18 Shank For Geothermal Wells OD of casing pipe: 460mm MRS Concentric Casing Drilling Bit, a cutting-edge solution that truly stands out ... Read More

Product name: 580mm MRS510 Concentric Casing Drilling System Bit With N180 Shank For Harbour Project OD of casing pipe: 510mm Rest assured, the MRS Concentric Casing Drilling Bit offers a level of stability and ... Read More

Product name: 478mm MNX410 Concentric Symmetric Casing Drilling System Bits For Rock Drilling Tools Product category: Concentric Casing Drilling Bit Matched hammer: Hammer N125 Matched casing pipe OD: 410mm MNX ... Read More

Product name: 530mm MNX460 Concentric Symmetric Casing Drilling System Bits For Borehole Drilling Machine Product category: Concentric Casing Drilling Bit Matched hammer: Hammer SD18 Matched casing pipe OD: ... Read More