High Quality 7 1/2-Inch PDC Oil Well Drill Bit Diamond Composite Disc Drill Bit
Xuchang Yuanhong Trading Co., Ltd15 1/4" Steel Body PDC Drag Bit PDC Drilling Bit PDC Drilling Rock Bit
Xuchang Yuanhong Trading Co., LtdSpiral Fishtail-Shaped Pilot Positioning Guide Bar Drill Bit for Borehole Drilling
Qidong Fengsu Drilling Tools Co., Ltd.High-Quality IADC S323 215.9mmpdc Oil Drill Bit for Limestone Claystone Shale
Shenzhen TANK Drilling Technology & Equipment Co., Ltd.Fan-Shaped Rib Drill Customized Concrete Diamond Rock Well Drilling Drill Bit
Qidong Fengsu Drilling Tools Co., Ltd.Whole Sale Factory Price 133mm Flat Face Used PDC Drill Bit for Sale
Xuchang Yuanhong Trading Co., LtdIADC S433 152.4mmpdc Oil Drill Bit for Soft to Medium Hard Formations
Shenzhen TANK Drilling Technology & Equipment Co., Ltd.High-Performance Tungsten Carbide Tipped Three-Wing Alloy Coreless Drilling Bit
Changsha Fast Drill Engineering Machinery Co., Ltd.High-Quality Rib Composite Disc Drill Bits, Used in Geological Exploration
Qidong Fengsu Drilling Tools Co., Ltd.PDC Drill Bit 102mm API 2 3/8 Reg Diamond Composite Three Wing Arc Angle Drill Bit Non Core Drilling
Xuchang Yuanhong Trading Co., LtdEconomical Three-Wing Scraper Bits Designed for Soft to Medium Geological Formations Drilling Bit
Changsha Fast Drill Engineering Machinery Co., Ltd.Matrix Body Diamond 5 Blades 7 7/8 Inch PDC Bit for Oil Well Drilling Stone Core Bits
Xuchang Yuanhong Trading Co., LtdHigh Efficiency IADC S423 444.5mmpdc Oil Drill Bit for Shale Sandstone
Shenzhen TANK Drilling Technology & Equipment Co., Ltd.113mm Three Wings Scraper Inner Threaded PDC Drill Bit for Soft Layer
Qidong Fengsu Drilling Tools Co., Ltd.17 1/2inch PDC Drill Bit PCD Drilling Bit Oil Well Drill Head
Xuchang Yuanhong Trading Co., LtdHigh Cost Performance IADC127 215.9mm PDC Oil Drill Bit for Mudstone Chalk
Shenzhen TANK Drilling Technology & Equipment Co., Ltd.High-Quality Three-Wing Reinforced Scraper Non-Core Bit PDC Non-Coring Bits
Qidong Fengsu Drilling Tools Co., Ltd.Stable IADC S433 215.9mm PDC Oil Drill Bit for Limestone Anhydrite
Shenzhen TANK Drilling Technology & Equipment Co., Ltd.4 Blade Diameter 113mm Concave PDC Drill Bit for Water Well Drilling
Qidong Fengsu Drilling Tools Co., Ltd.API IADC PDC Drill Bits Set, 6 Inch PDC Drill Bits & 6 Blade PDC Metal Square Hole Drill Bit
Xuchang Yuanhong Trading Co., LtdWater Well Drill Bit High-Performance Fan-Shaped Four-Group Ribs Drill PDC Drilling Bits
Qidong Fengsu Drilling Tools Co., Ltd.PDC Drill Bit 3 Wing 4 Wing 5 Wing PDC Bit Suit for Water Well Drilling
Xuchang Yuanhong Trading Co., LtdCustomization IADC S323 311.1mmpdc Oil Drill Bit for Limestone Sandstone Shale
Shenzhen TANK Drilling Technology & Equipment Co., Ltd.API 15 1/2" Steel Body 5 Blades PDC Bit for Well Drilling
Xuchang Yuanhong Trading Co., LtdStable 13.44mm Polycrystalline Diamond Compact for Homogeneous Rock and Coal Mining
Shenzhen TANK Drilling Technology & Equipment Co., Ltd.High-Quality 153 Conventional Three-Wing Concave Coreless Drill Bit for Grouting Hole
Qidong Fengsu Drilling Tools Co., Ltd.