The Wheeler Delta Series AR Armorer's Essentials Kit contains all of the essential tools a gunsmith or armorer needs to complete a full rifle build, make repairs or perform normal maintenance on AR-15/M16 platform rifles. Each of these Delta Series tools is designed with application specific features to perform specific functions with precision and ease. They are constructed of the highest quality materials to deliver the best performance at a great value. All of the tools fit inside the durable carry case for convenient storage and transport. This 7-piece Armorer's Kit contains the best tools available and will enhance any user's ability to work on any AR.Specifications and Features: Manufacturer Number: 156111 AR-15 Combo Tool Torque Wrench Upper Vise Block Clamp with Gas Tube Alignment Tool Pivot Pin and Roll Pin Installation Tool Mag Well Vise Block AR -15 Adjustable Receiver Link Custom Fitted Carrying Case