Length of the rod: 6"(15.3cm). Diameter of the rod is approx 1/2"(12.7mm). EXTRA LARGE. Super thick and large rod throws a MASSIVE shower of hot sparks to light fire instantly in any conditions. Windproof & weather resistant. Fits all weather You can use the back of a blade from an box cutter. That's the most efficient scraper that can be found easily. Don't use bad quality Knife as striker. Otherwise it will not produce enough sparks due to insufficient hardness of blade. Provides up to 3000 degrees C spark in all weather, at any altitude. Durable, lasts for approximately 12,000 strikes. Perfect emergency fire starter for Bushcraft, Hiking, Hunting, Fishing, Camping, EDC, Emergency, BBQ, Gas Camp Stoves, etc Bare rod only, the lanyard, striker or other accessory is not included. Search 'bayite striker', bayite 6 Striking Edges Striker-Pro striker maximizes a shower of hot sparks. buy them together. bayite 1/2 Inch X 6 Inch Drilled Ferrocerium Rod Flint Fire Starter Survival Kit

Ferrocerium Rod Length:6"(150mm)
Ferrocerium Rod Diameter: 1/2"(13mm)
Material: Ferrocerium
Diameter of the hole: 4mm