Description: 【Versatile Compatibility】: This electric rivet drill tool head is designed to be compatible various rivet sizes, including 2.4mm, 3.2mm, 4.0mm, and 4.8mm, allowing you to work seamlessly without the need to change the entire tool when switching between different rivet sizes 【Construction】: Featuring a high carbon steel nozzle that has treatment (HRC58-62), this tool offers exceptional wear resistance and extended, ensuring reliable performance over time 【Easy to Use】: The electric rivet drill conversion head is easy to use, with nonslip handle design for comfortable grip and easy use with its vertical anti slip handle 【Material】: Constructed with an aluminum alloy body and a plastic handle for lightweight handling and durability; complemented by a sturdy steel nozzle for efficient riveting tasks 【Comprehensive Package】: The set includes 1x electric rivet drill conversion head (170mm), 4x nozzles of varying sizes (2.4mm/3.2mm/4.0mm/4.8mm), 1x wrench Size Chart: 17cm/6.69inch Package Includes: 1 Electric Rivet Drill Conversion Head 4 Nozzles 1 Wrench Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.