Flaring and Burnishing Tool Product Type Flaring/Burnishing Tool Compatible Tube Size 3/16 in 1/4 in 5/16 in 3/8 in 1/2 in 5/8 in Material Application Aluminum Brass Copper Flare Type Single 45 Degree Maximum Wall Thickness 0.04 in Cone Type Swivel Number of Sizes 7 Body Material Steel