ITEM NAME:270pcs/Set Hydraulic Nitrile Seals Green Metric Kit Rubber O-ring Set Factory XX Descriptio n This o-ring set consists of 18 of the most used o-ring sizes to accommodate a variety of tasks. The nitrile constructed rings resist heat, most petroleum, most silicone fluids and solvents. The o rings come organized in a convenient storage case with an included sizing guide for easy size identification. A great o-ring set for auto mechanics and machinists 18 of the most used O-ring sizes in one organized PVC case Color: Green Parts suitable for garden machinery and general workshop use 1x 270 Piece O Ring Assortment Set Pack of 270 pieces comprising of: 20Pcs 7/32``x1/16" or 5.29x1.78 20Pcs 1/4``x1/16" or 6.07x1.78 20Pcs 5/16``x1/16`` or 7.68x1.68 15Pcs 7/16``x1/16`` or 10.82x1.78 15Pcs 7/16``x3/32`` or 10.77x2.62 10Pcs 9/16``x3/32`` or 13.95x2.62 10Pcs 11/16``x1/16`` or 17.17x1.78 10Pcs 11/16``x1/8`` or 17.04x3.53 20Pcs 6.8x1.9 20Pcs 7.8x1.9 20Pcs 8x2 15Pcs 11x2 15Pcs 12x2 10Pcs 13.9x1.8 10Pcs 14x2 10Pcs 15x2 10Pcs 17x2 High quality buy, happy buyï ¼ 270pc Hot New Hydraulic Nitrile Seals Green Metric Kit Rubber O-ring Set Factory.This o-ring set consists of 18 of the most used o-ring sizes to accommodate a variety of tasks. The nitrile constructed rings resist heat, most petroleum, most silicone fluids and solvents. We'd like to settle any problem in a friendly manner.