Ferrocerium Rod Length:3.14"(8cm); Diameter: 5/16"(8mm) We drilled a 4mm Hole in the rod. And the rod comes with a Stainless Steel Wire Keychain. You can use it to keep product secure and together. Works in any conditions - rain, snow, high-altitude, ultra-durable. Made of rust-free ultra-strong ferrocerium rod. Provides up to 3000 degrees C spark in any weather, at any altitude. Durable. Striker lights up small piles of dry grass, paper, Hemp, and other flammables Search 'bayite striker', bayite 6 Striking Edges Striker-Pro striker is made from TOOL GRADE HSS STEEL and has a distinct hardness, maximizes a shower of hot sparks, no matter whether you prefer to use your left hand or right hand to scrape. Buy them together. Ferrocerium Rod Length:3.14"(8cm)
Diameter: 5/16"(8mm)
Material: Ferrocerium
Diameter of the hole: 4mm
Come with stainless steel wire keychains