This N-30 rivet gun is an ideal tool for using blind rivets in home and workshop applications. This blind rivet tool is made of sturdy aluminum with a steel lever and is designed for durability and flexibility. The return spring allows for easy ejection of the rivet mandrel, enabling you to use this tool with just one hand. Four integrated holders of different sizes are screwed onto the base. This handy tool features an ergonomically designed, lockable handle. The rivet gun is compatible with aluminum, steel, and copper blind rivets with a diameter of up to 5 mm. It is suitable for A2, A4, A5 aluminum blind rivets, S3, S4 steel blind rivets, and C4 copper blind rivets.