FeaturesFerrocerium rods are made from Iron, Magnesium and mostly of an alloy of rare earth metals called mischmetal with an excellent pyrophoric percentage : 98% minCompact, easy to store, transport, and useWooden handle fits easily into your palmCome with one high-carbon steel scraper, for your convenientPre-drilled hole on wood handle with carrying straps for easy transportationCan be used in most weather or low temperatureMultifuntion ruler, can be used as ruler, bottle opener and saw-toothSuitable for military, hunting, fishing, camping and other outdoor activities To start a fire, follow the steps below:Prepare some kindling (withered grass, leaves, paper, etc.)Use scraper to slowly scrape some magnesium from the lighter rod onto the kindlingQuickly scrape the lighter rod to create a spark onto the kindling SpecificationsFire StarterDimensions: Diameter: 4.72" * 0.79" / 12cm*2cm (Lx W)Weight: 2.17oz（Include handle）Material: Magnesium/FerroceriumColor: Black ScraperDimensions: 2.5"(L) x 0.785"(W) x 0.05" (Thick)Material: High-Carbon SteelColor: BlackItem Included 2pcs Large Ferrocerium Fire Starter Rod with Handle 2pcs High-Carbon Steel Scraper Note：Because it is manually measured and manufactured, there will be a small error in the size, but it will not affect the use of the product. I hope buyers can understand this problem. Thank you very much.