The Vortex Pro Extreme series of expanding broadheads feature a completely redesigned body that is much stronger and straighter with a new super hard chisel tip made from 4140 steel. Features 32/1000 stainless spring steel blades with a minimum legal cutting width of 7/8" in the closed position. The Pro Extreme 125 grains has an enormous 2-3/4" cutting width and the 100 grains opens to an awesome 2-1/2".