Features 1、360 degree rotatable handle, strong portability, automatic positioning of steel balls. 2、Pure metal to create a structure that is rugged and durable. 3、Strong spring, automatically homing between each expansion. 4、Positive and negative interlocking of the core, accurate homing. 5、High quality carbon steel with high steel content. Specification Features: 1. 360 degree rotatable handle, strong portability, automatic positioning of steel balls. 2. Pure metal to create a structure that is rugged and durable. 3. Strong spring, automatically homing between each expansion. 4. Positive and negative interlocking of the core, accurate homing. 5. High quality carbon steel with high steel content. Specification: Item type: Tube Expander Material: steel Applicable pipe diameter: 3/8'', 1/2'', 5/8'', 3/4'', 7/8'' (10 / 12 / 16 / 19 / 22mm) Weight: 416g / 14.7oz Package list: 1 * Tube Expander Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List