The Montec M3 is made from higher grade steel that is not only super tough, but also makes a sharper edge. Machined from one solid piece of 420 high-grade stainless steel with no vents, this broadhead provides quiet flight and added strength and durability. With 3 deadly blades machined from a single premium piece of solid steel, featuring MonoFlow technology, the 1.0635″ cutting diameter offers unmatched precision and penetrating power. With the same reusable, easy to sharpen design, the Montec M3 is available in 100 and 125 grain.