Introducing the Harden Spray Foam Dispensing Model 620401, a durable and efficient tool for outdoor and gardening power tasks. It features a durable aluminum alloy body and a metal tiger Teflon stainless steel needle for longevity. The adjustable screw allows for smooth foam flow, while the anti-slip glue adjuster provides control over the glue amount. With a convenient inlet valve and fast-lock tank, this model is designed for ease of use and precision.