64 Pcs. Jic 37 Flare Thread Cap And Plug Assortment Kit, High Grade Galvanized Each kit contains the following: #4 (7/16-20) JIC CAPS ? 10 pieces #6 (9/16-18) JIC CAPS ? 8 pieces #8 (3/4-16) JIC CAPS ? 6 pieces #10 (7/8-14) JIC CAPS ? 4 pieces #12 (1 1/16-12) JIC CAPS ? 2 pieces #16 (1 5/16-12) JIC CAPS ? 2 pieces #4 (7/16-20) JIC PLUGS ? 10 pieces #6 (9/16-18) JIC PLUGS ? 8 pieces #8 (3/4-16) JIC PLUGS ? 6 pieces #10 (7/8-14) JIC PLUGS ? 4 pieces #12 (1 1/16-12) JIC PLUGS ? 2 pieces #16 (1 5/16-12) JIC PLUGS ? 2 pieces High-Quality and Long-Lasting Zinc Trivalent Plated AISI 12L14 Carbon Steel 37 JIC Cap Plug Fittings Kit - Conform to SAE J514 Technical Specifications, Prevents Corrosion and Withstands High Pressure Applications Set Includes 6 Most Used Cap Plug Sizes: #4 (7/16-20), #6 (9/16-18), #8 (3/4-16), #10 (7/8-14), #12 (1 1/16-12), #16 (1 5/16-12) These fittings are used in a test-point and diagnostic setting. They are most commonly used in fluid power and fuel delivery applications, especially those using high pressure Suitable for use with machine tools, agricultural and earth moving machinery, truck, chemical processing systems, and most other high-pressure petroleum and mineral oil-based fluids hydraulic applications Package Quantity: 64-Pieces, All of Product Will Be Packed in A Sturdy Transparent Plastic Case, Can Be Use for A Storage Box, Keeps Set Secure and Organized