This is an industrial SAE O-ring set used by most garages, shops and heavy equipment contractors who do some of their own hydraulic repair.
Set includes: 32 sizes id 1/8" - 2" by 1/16", od 1/4" - 2 1/4" by 1/16".
6 sizes 1/8" - 3/8" id all 1/16" thick, 20 of each size. 8 sizes 3/8" - 7/8" id all 3/32" thick, 13 of each size. 18 sizes 3/4" - 2" id all 1/8" thick, 10 of each size.
Universal series,
Buna approved,
70 shore rating.
Packaged in a plastic tool box.
