Use the Dritz Home Space & Set Tool to evenly space and to help hold decorative nails in place during application. Tool offers 2 different spacing widths for nails up to 5/8" diameter. Instructions: Position spacer and push nails into small round hole. Hammer part way in using a rubber mallet, tack hammer or household hammer covered with felt or cloth; remove spacer. Place hollowed section on bottom of tool over last nail to repeat even spacing. Use end holes for corner positioning. Hammer nails completely into project to finish. (If surface is curved or heavily padded applying nails perfectly will be difficult with tool)