Specification Brand : MOCAP BulletPoint : Features a Flange for Masking the Area Around a Hole BulletPoint1 : Material:Silicone Rubber BulletPoint2 : Name: Solid Hole Plugs BulletPoint3 : Size description: the size is the size of A in the figure BulletPoint4 : Silicone rubber is a soft and elastic material with good sealing type, anti-aging, BulletPoint5 : Suitable for Instrument and meter,aviation industry,transportation, radio motors,make up appliances, furniture manufacture and waterproof plugs, sealing plugs, test tube plugs, rubber bulkheads, caps, cylinder plug heads, threaded rubber plugs,etc. Color : Black ExternallyAssignedProductIdentifier : 3132550824267 ItemName : EPDM Washer Plugs - Black EPDM Washer Plug 4.5mm x 12.0mm - To Fit: M5 Metric MOCAP MEWP5 (qty500) ItemPackageDimensions_Height : 5.25 inches ItemPackageDimensions_Length : 5.25 inches ItemPackageDimensions_Width : 5.25 inches ItemPackageQuantity : 1 ItemShape : round ItemTypeKeyword : science-lab-rubber-stoppers Manufacturer : MOCAP Material : Ethylene Propylene Diene Monomer ModelName : YIFEIWSHH ModelNumber : MEWP NumberOfItems : 500 PartNumber : MEWP5-M ProductDescription : MOCAP EPDM rubber washer plugs fit and protect threaded and non-threaded holes while the flange masks the area around the holes. Rubber EPDM plugs are chemical resistant and good to 300°F(149°C) and can be re-used in many applications. Outside Length: 0.14in / Flange Diameter: 0.472in / Flange Thickness: 0.118in / To Fit Metric Thread: M5 ProductSiteLaunchDate : 2015-01-28T22:33:35.684Z Size : 4.5mm UnitCount : 500