Parts List: 1 x Tube Expander Highlight description: [Save Money] The forging tool is designed to increase the inner diameter of the tubing head without the need for additional fittings, helping you save money. [Spring Design] Featuring a high strength spring that helps to minimize hand fatigue when in use, this tube expander is suitable for HVAC piping copper tubing, refrigeration tubing. [Easy to Use] This tube expander is simple enough to use, no hammer, no setup required. Easy to achieve a nice even molding. [Durable Zinc Alloy] The tube expander is made of zinc alloy shell with nickel plating, durable and can be used for a long time. [Widely Used] Tube expander can be used to expand tube diameter: 6/8/10/12/16/19/22mm (1/4inch, 5/16inch, 3/8inch, 1/2inch, 5/8inch, 3/4inch, 7/8inch) . Detailed description: Specification Product name: Tube Expander Material: Zinc Alloy Size: 16 x 13 x 3cm Color: Silver Notes: 1.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color. 2.Please allow slight dimension difference due to manual measurement. [Save Money] The forging tool is designed to increase the inner diameter of the tubing head without the need for additional fittings, helping you save money. [Spring Design] Featuring a high strength spring that helps to minimize hand fatigue when in use, this tube expander is suitable for HVAC piping copper tubing, refrigeration tubing. [Easy to Use] This tube expander is simple enough to use, no hammer, no setup required. Easy to achieve a nice even molding. [Durable Zinc Alloy] The tube expander is made of zinc alloy shell with nickel plating, durable and can be used for a long time. [Widely Used] Tube expander can be used to expand tube diameter: 6/8/10/12/16/19/22mm (1/4inch, 5/16inch, 3/8inch, 1/2inch, 5/8inch, 3/4inch, 7/8inch) .