API 4" 旋流器
API 4" 旋流器
在线联系供应商
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API Go & no go casing gauges for BSP THREADS | API thread Gauges usage: Used for checking API internal & external thread.Conform to: API 5B and 7.CSG,LCSG,LP,BCSG,TBG,UPTBG API Thread Gauge... |
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API 4" 旋流器 | API 4" 旋流器 |
