●WT04B4128AD:SAE ●WT04B4128M:METRIC ●Suitable for copper, cupro-nickel & steel pipes. ●A hand-held brake pipe flaring tool that is capable of forming both SAE single and double flares in 3/16" (4.75mm) copper, cupro-nickel & steelpipes. ●High-pressure punch grease also included to lubricate friction surfaces