Accu-Punch Hammer and Punches are the right tools for the job when it comes to assembling your AR-15. With an ergonomic grip and balanced weight, the hammer accepts interchangeable heads for a wide range of applications. Includes twelve precision punches for the pins on all your firearms. Each rubber ringed pin is clearly labeled. The Pin Alignment Tool holds even the smallest pins precisely over their holes to easily drive them home.Features: Standard Pin Punches 3/32" 1/8" 5/32" Roll Pin Punches 1/16" 5/64" 1/8" Staking Punch Bolt Catch Roll Pin Starter Bolt Catch Roll Pin Punch Non-Marring finishing punch Pin alignment tool Balanced, ergonomic hammer (4) interchangeable hammer heads (steel, brass, rubber, and nylon) Kickstand tool case with peg board holesReal Avid solves real problems for real hunters and shooters by providing them with hard-working products. They are students of the core shooting sports experience. Hungry. Never satisfied. Always hunting for a better way.