The comprehensive SAE set is great for fixing air tools, water hose fittings, automotive fittings and more. Most popular sizes available with this assortment. Tons of applications for this kit, include automotive repairs, paintball equipment and guns, bushing replacement etc. 32 Sizes, 407 pieces per kit in a handy storage case. Sizes include (inside diameter) 1/8"- 2", (outside diameter) 1/4"- 2 1/4". Boxed.