Uniweld FL3437 Flint Lighter – Single-Hand Operated Igniter for Welding and Brazing

The Uniweld FL3437 Flint Lighter is a rugged, spark-producing ignition tool engineered to provide safe and reliable lighting for torches in welding, brazing, and cutting applications. Built with heavy-duty steel construction, this flint lighter is designed to endure the tough conditions of job sites and workshop environments. Its spring-loaded flint mechanism delivers a strong, consistent spark with a simple squeeze of the handle, ensuring dependable performance even in less-than-ideal conditions such as dusty or humid areas.

Uniweld’s FL3437 model is compact and lightweight, making it extremely easy to carry, store, and handle, especially for HVAC technicians, metal workers, and industrial users who require a durable tool that gets the job done without fail. The flint holder is designed to allow quick and easy replacement of flints (refills not included), enabling extended tool life and consistent use with minimal maintenance. Unlike butane lighters or electronic igniters, this mechanical spark lighter does not require batteries or fuel, making it ideal for fieldwork and off-grid use.

Whether you’re igniting an acetylene torch, a propane burner, or similar equipment, the Uniweld FL3437 delivers precision and safety in a compact and affordable form. It’s a go-to choice for technicians who demand simplicity, durability, and consistent ignition power every time.