DIY: Thread Spool box- you could just use an old shoe box and then cut out a rectangle that fit the bottom. Put your desired amount of nails into it, and glue the rectangle with nail's head on the bottom down. Then paint the box.
Clever Shoebox Upcycle via DIY and Craft Tutorials By cutting two parallel triangles into a shoebox and folding it in the centre, you can turn it into a great piece of desk storage. The possibilities (Diy Photo Box)