All Feders blades shape are based on XV century Peter von Danzig treatise.
Sparring Weapons are hand forged and have hot folded punta, and thick edge. Blades are hardened to 48-50 HRC to endure long and heavy training. Pommels are hot peened. Crossguard has fish tail shape to stand heavy blows, which usualy bends other types of guards. Durable cord wrap on the grip is hard to cut during sparring.