407 Pcs Universal SAE O Ring Assortment Kit，32 Inch Sizes Standard Nitrile
High Quality: Made of Nitrile (NBR) 70 shore material, resistant to heat, low/high temperature, air, water, petroleum products,mineral oil and hydraulic fluids, natural gases, kerosene, silicone fluids, non-aromatic fuels and solvents.
32 Size 1540 Pcs O Rings Assortment Kit Metric Nitrile Rubber Oring Set with 4 P
Number of Pieces 1540. widely used in machinery, electronics, hot water and other industries. Material Nitrile Rubber, Rubber, o ring. The nitrile rubber O-ring kit has good heat resistance: -30℃/-22℉ to 120℃/248℉.