Uniweld RP3T6 Silver Bullet Hand Torch is a self igniting torch and eliminates the need for a flint lighter. Simply pull down on the bullet casing to activate the spark igniter. This lightweight and portable torch can be operated with Propane or MAP//Pro (Propylene) Not Include – Sold Seperately. This torch has a 360 Degree swivel tip, all brass, stainless steel, and aluminum construction, and operates in any position, even upside down. It’s tubing capacity when used with Propane is up to 3″ for soft solder, and 1″ for silver braze. When used with MAP//Pro (Propylene), its tubing capacity is up to 3 1/2″ for soft solder and 1 3/4″ for silver braze.