Contains 18 common sizes:
7/32"*1/16".5.29*1.78 20pcs 9/16"*1/16".13.9*1.8 10pcs
1/4"*1/16".6.07*1.78 20pcs 9/16"*3/32".13.95*2.62 10pcs
9/32"*5/64".6.8*1.9 20pcs 3/8"*5/64".10*2 10pcs
5/16"*1/16".7.65*1.78 20pcs 5/8"*5/64".15*2 10pcs
5/16"*5/64".7.8*1.9 20pcs 11/16"*5/64".17*2 10pcs
5/16"*5/64".8*2 20pcs 11/16"*1/16".17*1.78 10pcs
11/32"*5/64".8.8*1.9 20pcs 11/16"*1/8".17.04*3.53 10pcs
7/16"*1/16".10.82*1.78 15pcs 7/16"*3/32".10.77*2.62 15pcs
7/16"*5/64".11*2 15pcs 1/2"*5/64".12*2 15pcs

• The heavy duty rubber rings is available for using in applications requiring higher resistance to chemicals and higher temperatures than NBR.
• Suitable for professional plumping, supplies, tools, automotive, garage, plumber, mechanic, workshops, repairs, air &gas connections.
• The o-ring assortment set is packed by a snap-close clear view plastic case with compartments for identification.
• 270pcs in a case totally and 18 kind of O-rings by sizes.
• 12 month warranty

The heavy duty rubber rings is available for using in applications requiring higher resistance to chemicals and higher temperatures than NBR.Huichuang