Hey DIYers and electricians! Need some reliable connectors for your projects? These copper ring terminals are exactly what you've been looking for. This 10-pack of OT4-5 lugs is perfect for 12 AWG cables with a 3.5mm diameter, featuring a 5mm bolt hole that makes connections super secure. The tin-plated copper construction means they'll last forever without corroding - these babies can handle high temperatures and tough conditions. The flared opening design makes wire insertion a breeze, and the ring shape ensures your connections stay put no matter what. Just crimp them with pliers and you're done - super easy installation that saves you time and hassle. Whether you're working on car batteries, solar panels, marine applications, golf carts, or home electrical projects, these terminals have you covered. They're great for distribution boxes, industrial automation, street lighting - you name it! The silver-tone finish looks professional, and the reliable design means you won't have to worry about loose connections. Keep your wiring projects safe and organized with these heavy-duty ring terminals. Seriously, every toolbox should have a pack of these!