polycrystalline diamond drill bits 8 1 2 オンライン製造

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 ... 続きを読む

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 ... 続きを読む

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 ... 続きを読む

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 ... 続きを読む

6 1/2inch 165mm PDC Core Drill Bit For Water Well Drilling 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely used in the ... 続きを読む

Top Quality 4 1/4inch 110mm PDC Drilling Bit 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely used in the oil and gas ... 続きを読む

Factory 118mm 4 5/8inch 5blades PDC Core Drill Bit 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely used in the oil and ... 続きを読む

Power Factory 8.5 Inch Polycrystalline Diamond Compact Drill Bits 216mm 5 Blades Product introduction: PDC bit is very common in the oil drilling ... 続きを読む

5 inch 3 blades 130mm cutter PDC bit Product introduction: PDC bit is very common in the oil drilling industry, which is a necessary tool for drilling ... 続きを読む

8 1/2" PDC bit for oil and gas drilling Product introduction: PDC bit is very common in the oil drilling industry, which is a necessary tool for ... 続きを読む