Redi-Edge Mechanical Sharpener Broadhead Black. The curved handle gives you a sturdy grip while you use the Duromite cutters to put the perfect edge on your mechanical broadheads every time. The Redi-Edge Mechanical Broadhead Sharpener's Duromite cutter blades are factory-set at a 30 degree inclusive angle maintaining a consistent 15 degree double edge on your broadheads. Specifications for Redi-Edge Mechanical Sharpener Broadhead: Manufacturer: Redi-Edge Color: Black Package Contents: Redi-Edge Mechanical Sharpener Broadhead Redi-Edge REMECH: Mechanical Sharpener Broadhead Black