Micro design for pinpoint accuracy at super high speeds! Extreme penetration and toughness! 100% stainless steel. "WATCH 'EM DROP"! Grim Reaper Broadheads is the inventor of Razortip Technology - patented mini-tip blade(s) that greatly enhance penetration. Our new practice heads are available now as well as our new crossbow broadheads, designed specifically for 400 fps and faster crossbows.