8 1 2 inch pdc bits 온라인 제조

Steel Body Bit Oil Well Bit 8 1/2" PDC Bit Product introduction: PDC bit is very common in the oil drilling industry, which is a necessary tool for ... 자세히보기

Oil Well Drilling PDC Diamond Cutter 4 Wing Pdc Resistance Bit Product introduction: PDC bit is very common in the oil drilling industry, which is a ... 자세히보기

Quality Spherical Drill Bits Made In China With Large Alloy B22 Drill Pipe For Core Drilling Product introduction: PDC bit is very common in the oil ... 자세히보기

Steel body 3 blades 132mm pdc drill bit Product introduction: PDC bit is very common in the oil drilling industry, which is a necessary tool for ... 자세히보기

Factory Supply Directly 165mm 152mm PDC Core Bit Drill Bit 4blades 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely ... 자세히보기

High Quality 6.5inch 165mm Double Row Cutter PDC Drilling Bit 5blades 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely ... 자세히보기

Power Factory 6 1/4inch 159mm 5blades PDC Drilling Bit 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely used in the oil ... 자세히보기

Factory Supply Directly 5blades 6 3/4inch 171mm PDC Core Drilling Bit 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely ... 자세히보기

Factory 6inch 152mm 4blades Double Row PDC Drilling Bits 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely used in the ... 자세히보기

High Quality 6 1/2inch 6inch 4blades Double Row PDC Drill Bit 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely used in ... 자세히보기