The Martin Yale EX5100 express tabber seals folded letters with an adhesive tab to save money and time when mailing a pile of documents. Can easily handle open-ended mail at a speed of up to 7,500 pieces per hour. The Martin Yale EX5100 can be adjusted to accept pieces from 5” to 12” wide. Unit works with either pin-fed or friction fed tabs. Key features of EX5100 express tabber include extremely quiet operation, permanent batch counter and electronic adjustment of tab location for equal centering. Built-in diagnostic testing makes troubleshooting the machine simple.