The N5000 Series is made for professional use and available in 18 different models to meet each demand of professionals. The blades are made of AUS6A stainless steel (1.8 -3.5 mm in thickness) and hardened up to 56+/-1 HRC. The scissors are satin finished and equipped with a tension adjustable screw made of brass for easy re-conditioning. Blade length: cm. 10