Thumbtack Clipart Image http://www.iclipart.com/search.php?keys=161811&id=198 Surfdoggie's Review: Clipart image showing two thumbtacks, a red tack and a blue tack. Please visit the link above to find out how you may use these images. You may need to pay for use of the images or abide by certain licensing restrictions. business, office supplies, office supply, pin, pins, tack, tacks, thumb, thumbtack, thumbtacks