ITEM NAME:200pcs M5-M14 Box-packed Durable Copper Hardware Oil Seal Fitting Ring Seal N9W8 200pcs M5-M14 Box-packed Durable Copper Hardware Oil Seal Fitting Ring Seal N9W8 Great for sump plugs, water, fuel and hydraulic fittings A sump plug washer set to suit all types of engines be it Car, Marine, Generators,Plant,etc Size types:9 (M5-M14) Good electrical conductivity and thermal conductivity colour:Gold Material:Copper alloy size:13*6.8*2.2 Package Contents: 30*M5 x 9 x 1 mm Oil seal gasket 30*M6 x 10 x 1 mm Oil seal gasket 20*M6 x 12 x 1 mm Oil seal gasket 20*M8 x 12 x 1 mm Oil seal gasket 20*M10 x 14 x 1 mm Oil seal gasket 20*M8 x 14 x 1 mm Oil seal gasket 20*M12 x 16 x 1 mm Oil seal gasket 20*M14 x 18 x 1 mm Oil seal gasket 20*M12 x 18 x 1.5 mm Oil seal gasket.20 M14 x 18 x 1 mm Oil seal gasket. 30 M5 x 9 x 1 mm Oil seal gasket. A sump plug washer set to suit all types of engines be it Car, Marine, Generators,Plant,etc. 30 M6 x 10 x 1 mm Oil seal gasket. 20 M6 x 12 x 1 mm Oil seal gasket.