The Blue Spot Tools 4 PCE Double Flaring Tool Kit is manufactured from carbon steel for increased durability. The flare kit produces SAE and DIN flares on 3/16" and 4.75mm pipes. Suitable for use on steel and nickel copper pipes. Also suitable for producing a single flare. Specifications: Manufactured from carbon steel for increased durability. Produces SAE and DIN flares on 3/16" and 4.75mm pipes. Suitable for use on steel and nickel copper pipes. Can also produce a single flare. Supplied in robust plastic case for easy storage.