1.Survival Ferrocerium Fire Steel Striker 2.Flint diameter 8mm, total length ... can opener, ruler, plotting scale Survival Ferrocerium Fire Steel Striker With can opener, ruler, plotting scale :1.Emergency ... bar of solid magnesium with a striker. Shave the flint rod with your striker into a pile of grass, ... these life savers Survival Ferrocerium Fire Steel Striker With can opener, ruler, plotting scale