Feature 1It can be used to quickly and efficiently repair damaged spark plug threads. 2Clean and rethread spark plug port, complete kit for meeting different needs. 3Suitable for all kinds of products that require high thread strength. 4Convenient to install, high strength, long service life. 5A plastic box is provided for convenient storage and carrying.Features: It can be used to quickly and efficiently repair damaged spark plug threads. Clean and rethread spark plug port, complete kit for meeting different needs. Suitable for all kinds of products that require high thread strength. Convenient to install, high strength, long service life. A plastic box is provided for convenient storage and carrying. Specifications: Condition: Brand New Material: Carbon steel Color: Shown as picture Quantity: 16pcs Package Weight: Approx.342g/12.1oz Package List: 1 * Screw Tap 15 * Screw Thread 1 * Plastic Box .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; }