VEVOR Professional Brake Line Flaring Tool, 45 Degree Double Flare Bubble Flare Tool Kit for 3/16", 1/4", 5/16", 3/8" Copper Aluminum Thin Steel Tubes Achieve a Perfect Flare Precision Dies Stable, Leak-Free Flares Portable Tool Case Easy to Use Tube Cutter Included Compatible Tubing Size: 3/16", 1/4", 5/16", 3/8" (4.76mm, 6.35mm, 7.94mm, 9.52mm),Compatible Tubing: Copper / Aluminum / Thin Steel Pipes,Item Model Number: CT-3300A,Item Type: 45° Brake Lines Flaring Tool Kit,Product Dimensions: 13 x 7.67 x 3.93 in / 330 x 195 x 100 mm,Net Weight: 9.83 lbs / 4.46 kg,Applicable Wall Thickness: 0.02 - 0.04 inch / 0.5 - 1.2 mm ,Main Material: Carbon Steel