First Aid Only's 25-person Contractors First Aid Kit prepares you for tackling minor emergencies on a jobsite. This 176-piece first aid kit has supplies for treating pain and swelling as well as cuts scrapes and wounds. This kit comes in an easy-to-carry plastic case with easy-to-release latches designed to ensure quick first aid access in the event of an emergency. Our first aid kits for businesses home renovation projects and construction vehicles allow you to treat minor cuts and scrapes just about anywhere.