This OCGIG 225pcs O-RINGS SET is made of Nitrile Butadiene Rubber (NBR) and multi-function seal ring、wear-resistant、pressure-resistant、high temperature resistant、oil-resistant and water apron seal. Soft and flexible O-ring, easy to fasten, easy to install, very suitable for sealing gasoline, diesel, lubricating oil, water, air, gas and various chemical substances.
eBay