from high carbon steel, the fixed handle is firm. Adopt ergonomic mechanical handle, which is comfortable to grasp. Our copper tube expander is simple, effective, soft and easy to use. Scope of application of copper tube expander: air conditioning maintenance and pipeline maintenance. Built-in strong resilience spring, there is no need to the handle hard when expanding the pipe. You get two copper tube expanders. Colour:silver Material:aluminum Package Contents: 2 x Extension tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.