Originally Posted by transformer_99

For that I usually keep some of those tar plugs and plugging tool that you can buy @ Discount Auto for about $ 5 in the event it's a nail. Service stations usually try to get you to patch them for $ 15 or more, they've even raised plugging them to $ 7-8 to discourage plugging. The do it yourselfer kit isn't bad for a nail if it isn't a huge railroad spike sized nail.