Keep your craft paper trimmer working at its very best by replacing dull blades when needed. These "G" style blades work with all original gray personal paper trimmers, so it's always a great idea to keep extras on hand for when you need them most. Details:Orange1" x 1" x 0.5" (2.54cm x 2.54cm x 1.27cm) blade size12 packs (2 cutting blades per pack, 24 total cutting blades)Blade style GFor use with 9" or 12" original gray personal paper trimmers