Set includes 20 sizes & styles: 10 - 9/32 x 1/2" compressed, 10 - 13/64 x 13/16" extended, 6 - 3/8 x 5/8" compressed, 8 - 5/16 x 1-1/8" extended, 10 - 1/4 x 13/32" compressed, 10 - 7/32 x 1" extended, 12 - 3/8 x 3/4" compressed, 10 - 7/32 x 11/16" compressed, 10 - 1/4 x 7/8" extended, 10 - 5/16 x 1-1/4" extended, 12 - 3/16 x 1-27/32" extended, 12 - 5/16 x 1-3/4" extended, 12 - 9/32 x 2-13/16" extended, 12 - 5/32 x3-1/8" extended, 8 - 23/64 x 1-3/8" compressed, 8 - 3/16 x 1-3/4" extended, 10 - 9/32 x 1-1/2" extended, 10 - 7/32 x 1-1/2" compressed, 10 - 9/32 x 3/4" compressed, 10 - 11/32 x 1-7/16" extended. Complete with clear-view re-closeable organizer case--fits right in your tool box. Features Include: Hard-to-find assortment of steel springs; includes both compressed and extended springsEssential for auto, small engine and home repair, durable 75 lb spring steel, zinc-platedTwenty of the most common spring sizes and styles (see description for complete list)An outstanding value--like buying 10 at the hardware store and getting 190 free!