The Rage Kore 3 Blade Broadhead features Rage’s revolutionary KORE Technology offering 6 independent cutting surfaces with .5” tip cut and 1.6” Blade cut. The Rage Kore is an all stainless steel construction that uses .035” extremely tough and durable razor sharp blades. The Rage Kore uses a compact ferrule design for optimal weight distribution and field point accuracy. The Rage Kore uses Rage’s Shock Collar to ensure proper blade retention. 100 Grain 3 Blade Broadhead.