光滑环规型号中文名称规格KT5-220-490光滑环规?55.0mmKT5-220-491光滑环规?58.0mmKT5-220-492光滑环规?60.0mmKT5-220-493光滑环规?62.0mmKT5-220-494光滑环规?65.0mmKT5-220-495光滑环规?68.0mmKT5-220-496光滑环规?70.0mmKT5-220-497光滑环规?72.0mmKT5-220-498光滑环规?75.0mmKT5-220-499光滑环规?78.0mmKT5-220-500光滑环规?80.0mmKT5-220-501光滑环规?82.0mmKT5-220-502光滑环规?85.0mmKT5-220-503光滑环规?88.0mmKT5-220-504光滑环规?90.0mmKT5-220-505光滑环规?92.0mmKT5-220-506光滑环规?95.0mmKT5-220-507光滑环规?98.0mmKT5-220-508光滑环规?100.0mmKT5-220-509光滑环规?105.0mmKT5-220-510光滑环规?110.0mmKT5-220-511光滑环规?115.0mmKT5-220-515光滑环规?135.0mmKT5-220-514光滑环规?130.0mm