X-ACTO Replacement Blade of size 11 is compatible with X-ACTO knife and gripster of size 1. It is sold as 40 per pack.
X-ACTO 11 Classic Fine Point Replacement Blades, 40 Count : Office Products
Durable zirconium nitride coated blades that on average are seven to ten times sharper than other X-Acto blades. The coating on the blades adds significant strength to the blade itself, particularly the tip.
X-ACTO Z Series #11 Replacement Blades - 5 count
Grader Blades
X-acto Square Commercial Grade Wood Base Guillotine Trimmer 15 Sheets 15 X 15 26615 : Target
X-acto #11 Blade 100-Pack
X-acto
Amax Inc : School & Office Equipment : Page 5 : Target
X-Acto® Knife Blades, No. 11 Blade With Safety Dispenser, Pack Of 15 & X- Acto X3000 Knife with Cap, Black (X3730Q) - .com
X-ACTO 11 Classic Fine Point Replacement Blades, 40 Count : Office Products
Scissors : Scissors : Page 7 : Target
X-acto X-acto Collection
X-ACTO Replacement Blades For Ripping Knife W/ Safety Cap (RAZ-40) - 5/Pack - WAWAK Sewing Supplies
#11 Bulk Pack Blades for X-Acto Knives, 100/Box : Office Products
50/100pcs SK-5 Carving Knife Wood Cutter Knifes Paper Cut Handicraft Carving Blades For X-Acto Exacto 11#