The RT188MK one-handed rivet tool with case will make any riveting project a breeze. Featuring a lightweight steel body and comfortable easy-squeeze handles, this tool is durable enough to take on metal work, gutter work, storm door repair, and automotive work. The four color-coded interchangeable nose grips can be unscrewed by hand to fit the corresponding rivet size for your project. Works with aluminum and steel rivets of any size. Included in the kit are four drill bits and 25 aluminum rivets in each size, for a total of 100 rivets.