Trench Lighter + Field KitTrench Lighter + Field Kit A good tool should last a lifetime. A great one should be able to be rebuilt. This kit pairs with the trench lighter to make a complete rebuild kit, ensuring that your lighter can continue working reliably for yearsno matter how often its used. Machined from a solid 1" round bar of steel, the lighter features a brass insert and a classic flint wheel ignition system inspired by traditional field lighters. Rare earth magnets