4 Blades 6 Inch 152mm PDC Bit /Diamond Drill Bit for Water Well Drilling
HEFEI ROSCHEN TOOL CO., LTD.6 Inch 8 Inch 10 Inch High Air Pressure DTH Hammers Ql 80 DTH Hammer for Water Well Drilling
HEFEI ROSCHEN TOOL CO., LTD.Factory Supply Adhesive Tape/Roll Slitting Blade, Knife Holder Slitting Round Cutting Machine Blades
Anhui Leafchem Co., Ltd.Tricone Roller Drill Bit for Mining (PDC Drilling Bits & Tricone Bits)
HEFEI ROSCHEN TOOL CO., LTD.Hybrid Drill Bit 3 Cones and 3 Blades Twice Better Than Premium Roller Cone Bits
HEFEI ROSCHEN TOOL CO., LTD.Re547 RC Hammers for South Africa Golden Reverse Circulation Drilling
HEFEI ROSCHEN TOOL CO., LTD.Metal Core Tray Nq Hq Pq Fore Wireline Coring Sample
HEFEI ROSCHEN TOOL CO., LTD.Boart Longyear Quick Pump-in Overshot for Lifting Wireline Core Barrel Diamond Core Drilling
HEFEI ROSCHEN TOOL CO., LTD.Atlas Copco RC50 RC Hammers for Golden Soil Sampling RC Drilling
HEFEI ROSCHEN TOOL CO., LTD.Reverse Circulation Hammers Re531 RC Hammers for South Africa Gold Sampling
HEFEI ROSCHEN TOOL CO., LTD.Reverse Circulation Hammers Re004 for 3 1/2 Inch RC Drill Rods Africa Gold Sampling
HEFEI ROSCHEN TOOL CO., LTD.Reverse Circulation Hammers Re542 RC Hammers for 3 1/2 Inch RC Drill Pipe Mine Core Drill Sampling
HEFEI ROSCHEN TOOL CO., LTD.Re542 Re543 Re545 Re547 Re531 Re040 (RC) Reverse Circulation Hammers
HEFEI ROSCHEN TOOL CO., LTD.