Come with 6 SIZE & 102 QUANTITY: 3/8" ID(1" Length): 6PCS, 5/16" ID(7/8" Length): 10PCS, 1/4" ID(1-1/4" Length): 11PCS, 7/32" ID(47/64" Length): 25PCS, 5/32" ID(39/64" Length): 25PCS, 3/16" ID(11/16" Length): 25PCS

Made of Flexible and Durable High Quality Rubber Material: They have good electric resistance capability, Corrosion resistance, high temperature resistance, UV resistant, more durable and tear-resistant, THICK and solid

【Practical and Space Saving】Comes with a convenient plastic storage case. It's easy to find correct vacuum caps quickly, saves your time of running around looking for a particular size

Good assortment of caps worked for your application: Provide a snug, airtight fit for your vacuum project. Used as an ordinary end cap, which can cover any scratches or burrs that may occur during the cutting process, provide protection against injury by pointed rod and tubing edges

WIDE AUTOMOTIVE APPLICATION: Provide a tight fit to prevent vacuum leakage. Widely used in carburetor, manifold, pipelines, hoses, coolant and vacuum ports, hvac business, emmisions port on a carburetor, sensitive sensors from debris during maintenance/repairs