1 1/16" 3-blade and 4-blade fixed head. The new Pro Series Micro Hades is a head designed for anyone! With a fixed cut diameter of 1 1/16" there isn't much this head can't punch through. So whether you're shooting a compound bow, crossbow, or even the traditional hunting bow, there is a Micro Hades made for you. Option of a 3-blade or a 4-blade in any weight and featuring Grim Reaper's new, sharpest and strongest tip they've ever made.