PRODUCT INFORage Hypodermic Crossbow broadheads, available in 100 grain configurations, were designed specifically for the crossbow archer and feature the same surgically sharp, .035-inch stainless-steel blades and a 2-inch cutting diameter with the unprecedented characteristics, penetration and durability that the Hypodermic is known for.imageThe Hypodermic Crossbow broadheads sport the popular hybrid tip that is sharp as a needle, allowing it to have the aerodynamics and accuracy of a leading-edge blade with the bone-crushing performance associated with a chisel tip. For optimum blade retention and consistent reliable deployment at all times, the Hypodermic Crossbow broadheads come equipped with the High-Energy-Series Shock Collar that matches the diameter of most crossbow bolts.