EASY ONE-HANDED RIVETING: The RT188M Riveter is perfect for projects involving sheet metal, gutters, storm doors, and automotive repairs; This easy-to-use rivet gun tool belongs in the toolbox of any professional or serious DIY-er,CHANGE NOSE GRIPS EASILY: The four color-coded nose grips can be easily screwed in by hand to fit the corresponding rivet size for your project; No tools are needed to make adjustments to handle rivet tasks, such as gutters, furniture, and canvas works,DYNAMIC AND SIMPLE TO USE: The compact, one-handed operation of this rivet tool provides freedom to hold materials while fastening; The handle lock on the spring-loaded easy-squeeze comfort grip makes it easy to store when not in use,HEAVY DUTY CONSTRUCTION QUALITY: Rust-resistant powder coating on the lightweight steel body provides a greater tool lifespan; The anti-slip handle ensures secure gripping and control while fastening,CHOOSE THE RIGHT RIVETS: The RT188M works with aluminum or steel Arrow rivets (sold separately) in 1/8-Inch (Green, Models RSAW1/8, RMA1/8, RLA1/8), 5/32-Inch (Blue, Models RSA5/32, RMA5/32,RMST5/32), and 3/16-Inch (Yellow, Models RMA3/16, RLA3/16) length