GD50-2011 GD502011 Castroviejo Micro Surgical Needle Holder 5 1/2" Serrated Straight With Catch Round Body Style Tungsten Carbide GD50-2012 GD502012 Castroviejo Micro Surgical Needle Holder 5 1/2" Serrated Curved With Catch Round Body Style Tungsten Carbide GD50-2014 GD502014 Castroviejo Offset Micro Surgical Needle Holder 5 1/2" Serrated Tungsten Carbide