Magnus Black Hornet Ser-Razor Broadhead. Measuring 1 7/16" by 1 1/4" it offers deep penetration and a wide cut. With a main blade thickness of .059" and bleeder blades at .040" this broadhead combines durability with lethal precision. Specifications for Magnus Black Hornet Ser-Razor Broadhead: Manufacturer: Magnus Color: Black Features of Magnus Black Hornet Ser-Razor Broadhead: 150-grain 4-blade broadhead ensuring deep penetration Dimensions: 1 7/16" length x 1 1/4" width for a broad cut Main blade thickness: .059" for durability Bleeder blade thickness: .040" for a sharp cut Field-tip accuracy from even the fastest bows Package includes three broadheads Package Contents: Magnus Black Hornet Ser-Razor Broadhead