Nose Desserts brand tappered rubber grommets may be used for Ceramic, Glass, Plastic, Metal Pipe, Aluminum Stem Tube Commercial / Industrial Grade MS-35489 Rubber Compound Grommets Highly Durable, Strong, Long Lasting and can be used in both industrial and civilian applications Made from Oil Resistant BUNA-N (Nitrile) Rubber These Nose Desserts brand tappered rubber grommets can be in direct contact with hot oils Nose Desserts Brand, 5 - pieces of 10mm, 3/8-in ID, High Quality Tappered Rubber Grommets for: Ceramic, Glass, Plastic, Metal Pipe, Aluminum Stem Tube applications. Commercial / Industrial Grade MS-35489 Rubber Compound Grommets: Highly Durable, Strong, Long Lasting and can be used in both industrial and civilian applications. Made from Oil Resistant BUNA-N (Nitrile) Rubber, These Nose Desserts brand tappered rubber grommets can be in direct contact with hot oils.