Surgical Blade Size:10,10A,11,12,12B,13,14,15,15C,16,17,18,19,20,21,22,23,24,25, 36 Made of carbon Steel or Stainless steel Surgical Blade:Product Description:Made of carbon Steel or Stainless steelSterilized by Gamma Radiation Have the CE and ISO certificateshelf life 5 yearsPacking: 1pc/alum-foil wrap;100pcs/box,50boxes/carton Surgical Blade