Feature 110 pieces 12 point bit sockets with 1/4inch 3/8inch 1/2inch drive. Precise bits to ensure accurate size 2Manufactured from chrome-vanadium steel with heat treated for extra strength and durability 3Each bit has its size imprinted on the bit itself, making it easy to identify them after you've removed a handful from the case 4All parts are well packed and assorted in a plastic box for convenient storage and carry, meeting your different needs for all kinds of repair work 5Hardened and tempered, professional tool for commercial or occasional useFeatures: 10 pieces 12 point bit sockets with 1/4inch 3/8inch 1/2inch drive. Precise bits to ensure accurate size. Manufactured from chrome-vanadium steel with heat treated for extra strength and durability. Each bit has its size imprinted on the bit itself, making it easy to identify them after you've removed a handful from the case. All parts are well packed and assorted in a plastic box for convenient storage and carry, meeting your different needs for all kinds of repair work. Hardened and tempered, professional tool for commercial or occasional use. Useful tool kit for automobile repair and maintenance. Specifications: Material: Chrome Vanadium Steel Item Color: Silver Storage Box Color: Blue Package Weight: approx.747g Socket Size: 1/4" Drive: M4, 5, 6 3/8" Drive: M8, 9, 10, 12 3/8" Drive Tamper Proof: M14 1/2" Drive Tamper Proof: M16-M18 Package List: 10 * Bit Sockets 1 * Plastic Case .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }