Product name: Hexagonal shank reamer Product size: length 10cm/ 3.94 inches Product color: As shown in the figure Product material: metal Product features: Multi-functional: This tool kit is designed to serve multiple purposes and can be customed for expanding holes, installing and maintaining copper pipes in refrigerators and air conditioners, and other general hardware tasks. Hexagonal handle: The kit features a hexagonal handle, providing a secure grip and allowing for easy and precise control during use. Expansion capability: The electric expansion tool in the kit is specifically designed for expanding holes in copper pipes, ensuring a tight and secure fit during installation. Comprehensive set: This tool kit is a complete package, equipped with all the necessary tools and accessories required for efficient and effective installation and maintenance of copper pipes in refrigerators and air conditioners. Durable and reliable: Made from high-quality materials, this tool kit is built to withstand regular use and provide long-lasting performance. It is designed to meet professional standards and can be relied upon for consistent and accurate results. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only. Shipment includes: 1 pcs Hexagonal shank reamer