C.S. Osborne No 777 Decorative Nail Placer. A cleverly designed tool that will space up to 5 nails head to head at one time without placing your fingers in danger. he technique is to load the large end of the tool making sure that the nails are positioned in the perpendicular and flush with the base. Position the tunneled end of the tool over the last nail placed and begin setting the nails in place. It is important to make sure to remove the tool before the nails are completely driven home. Use a twisting action to pull the nail placer free.