The TEKTON 1/2-Inch NPT (F) by 1/4-Inch NPT (M) Reducer is ideal for connecting 1/2-Inch and 1/4-Inch hose lines. It features a solid brass construction that is precision machined for leak-proof operation. The reducer is backed by a lifetime replacement guarantee. Specifications: 1/2-Inch NPT (F) by 1/4-Inch NPT (M).