Tractor feed index cards also known by Continuous feed index cards are used for many purposes and in many different industries, businesses, and manufacturing processes. These continuous index cards are used as a mailing tag, mailing card, production card, pull slip, controlled substance card, procurement card, production card, route card, inventory card, allocation card, water bills, pull ticket, transfer card, schedule card, gondola tags, strategic procurement card, maintenance card, history card, slicer ticket, student registration card, gift card, job card, notice card, transfer card, travel card, ledger card, and traffic ticket etc. we can also add 1 to 5 color printing, click for quote. As you can see, tractor feed continuous index cards are very popular and widely used.