Check the listing for details. MAGNESIUM FIRE STARTER SURVIVOR TOOL - 12 PIECES. Condition: New. Listed at 15.99 USD. Description:New flint stone containing magnesium powder.Safe, convenient carrying and durable.Can be used more than 1000 times.Combustion-supporting material 8 mm in diameter.Start fire easily and quickly with just some spark.Can be used in most weather or low temperature.Produces a high-heat sparks easily -- ignite paper, dry grass or bark.Suit for military, hunting, fishing and other outdoor, camping activities, also good for survival tool.Feature:Material: flint stone, magnesium stone, iron( scraper)Flint diameter: 4mmFlint length: 75mmLength from head to end: 10.5cmColor: Varies How to use:1. Scrape some magnesium powder from the magnesium stone onto the the inflammable material like paper or branch.2. Place the flint on ground at about 45°and 2.5cm from the magnesium powder, then scrape the flint stone fast to make some spark so as to light up the inflammable material.Package include:12 x Flint Ships to lower 48 states only no po boxes always 1st class when availableEmail with any questionsFeedback is always appreciated,