1、[Accurate and Regular Flaring] Cone eccentric rotation of this tubing flaring tool can be to achieve accurate and regular flaring. 2、[7 Hole Metric and Inch] The hole of our flaring tool is with 7 holes. And the metric is 5mm, 6mm, 9mm, 10mm, 12mm, 16mm, 19mm, can expand 9mm pipe. And the inch is 3/16in, 1/4in, 5/16in, 3/8in, 1/2in, 5/8in, 3/4in. 3、[45° Flaring] Our flaring tool is flaring of copper, brass and aluminum pipes or low carbon steel pipe produced with 45° flaring. 4、[Smooth and Uniform] Flaring surface by used with this pipe flaring tool kit will be smooth, uniform, no scratches. 5、[Wide Application] Pipe flaring tool is for air conditioning and cold storage installation and after sales maintenance industry, auto repair and auto maintenance industry, pipe installation and maintenance industry, etc.