O-Ring Opening Tool - with 4 Prongs to open large sizes of O-Rings

Works with size 10mm O-Rings and up.  

Our 10mm O-Rings have a 6mm ID (hole size).  This tool stretches the O-Ring open in 4 directions making it easy to apply to leather, cables, bags and/or cords.

Great to use for color coding audio or video cables

Update your O-Rings on Regaliz/Licorice Leather Bracelets (this will help to get new O-Rings over existing clasps and beads