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Vigor Drilling Roller Reamer can perform the double functions of centralization and reaming when drilling in varying formations, which with 3 Point String Rotary Reamer. Its service life can be extended by replacing new cutters when the old cutters worn and become smaller.Impact strength value as per ASTM A370 , all bars inspected ultrasonically over their full length
Roller Reamer
China Vigor Drilling Oil Tools and Equipment Co.,Ltd
AISI 4145H MOD forging stabilizer,;Non-magnetic St
