5 Large Files For Filing Hard Surfaces. This is a new set of 5 large files. These perform well on hard to file surfaces. These files have little or no clogging. A simple knock is enough to remove the chips. Highly resistant to corrosion and longer life than standard files. Each measures approximately 13 1/2" (34 cm) long. You receive: One triangular file. One flat file. One round file. One half round file. One square file. We work hard to update our descriptions and pictures of our merchandise. As part of a process of ongoing innovation by our suppliers, newer versions of the item shown may be shipped before we are able to complete an update. As a result there may be a slight variation in color and design.