<Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (October 2012) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (October 2012) (Learn how and when to remove this template message) </Td> </Tr> <P> A staple is a type of two - pronged fastener, usually metal, used for joining or binding materials together . Large staples might be used with a hammer or staple gun for masonry, roofing, corrugated boxes and other heavy - duty uses . Smaller staples are used with a stapler to attach pieces of paper together; such staples are a more permanent and durable fastener for paper documents than the paper clip . </P>

When do you use the other side of the stapler