The Wheeler AR Armorers Essentials Kit contains all of the essential tools to complete a full rifle build, or make repairs or perform normal maintenance on AR-15/M16 platform rifles. Each of these tools is designed with application specific features to perform specific functions with precision and ease. All of the tools fit inside the durable carry case for storage and transport. The 7-piece Essentials Kit includes: AR15 Combo Tool, Torque Wrench, Upper Vise Block Clamp w/ Gas Tube Alignment Tool, Pivot Pin and Roll Pin Installation Tool, Mag Well Vise Block, AR -15 Adjustable Receiver Link and a custom fitted carrying case.