The Wheeler Delta Series AR-15 Armorers Kit ULTRA contains every tool a gunsmith or armorer needs to complete a full rifle build, make repairs or perform maintenance on AR-15/M16 platform rifles. This kit can perform over 50 different operations and functions of AR-15 building and maintenance. Delta Series tools are designed with specific features to perform functions with precision and ease. Each tool is constructed of the highest quality materials to deliver the best performance at a great value. The Wheeler Delta Series AR-15 Armorers Kit ULTRA is the most comprehensive AR-15 build and maintain kit on the market. Firearm NOT included.