... . 2. Large stock quantity. 3. Heat-proof o-ring seal. 4. AS568, BS, JIS, metric sizes all available. ... KTW, WRAS, LFGB, etc. 8. Applications: automobile o-ring seal, electrical appliance, mechanical, industrial, construction, household, medical and other fields ... we also produce outside oil seal, rubber seal, rubber gasket, rubber washer. oil seal rubber gasket rubber seal rubber washer Thank you ...