An antique Russian Berdan socket bayonet. The tetrahedral bayonet to an infantry rifle of the Berdana number 2 system of a sample of 1870. The bayonet of the 1870 model for infantry and dragoon rifles of the Draft system. The blade is straight. The tip of the blade is cut off in the form of a screwdriver. The neck is faceted. A tube with a walk on the right, a two ring groove going up on the right, and a clip in the middle part. Circa: Mid 19th century. Antique and Vintage Russian Cold Steel Weapons For Collectors, Militaria Memorabilia Collectibles.