This is an essential tool for making perfect round loops, these are the best selling item we have, and it’s great it makes perfect round ends. (1) make a p shape with the tool on your headpin, (2) slide the p back up to the edge of the concave side of this tool, (3) get a grip with the tool, (4) pull the long end pin up against the top edge and its done perfectly. Its great, this will be your best friend.