Amazon.com: REXBETI 12-Pack Utility Knife, Retractable Box Cutter for Cartons, Cardboard and Boxes, 18mm Wider Razor Sharp Blade, Smooth Mechanism, Perfect for Office and Home use : Tools & Home Improvement
Fixson Utility Knife 18-MM Box Cutter (3 PACK) Retractable Razor Blades Knifes with Snap Off Blades and Slide Locks, Great Packaging Tools & Hobby Knife (10 Replacemant Blades Included) - Amazon.com
Amazon.com: Amartisan 14-Piece Retractable Box Cutter, Utility Knifes for Boxes, Cartons, Cardboard Cutting, 18mm & 9mm Wide Blade Cutter, Very Suitable for Office and Home Use. : Office Products
FeiLyKi Sliding utility knife,box cutter knife,snap off utility knife small and large(small random colour),sliding blades,Snap Off Blades:with 18mm+9mm:Red - Amazon.com
Amazon.com: WEKOIL Utility Knives Retractable Box Cutter,18mm Wide Snap Off Blade Knife,11 Carbon Steel Blades,Hobby Art Paper Knives with Comfortable Handle,Heavy Duty for Office Home Warehouse,Red
Tape King Utility Knife Box Cutters (12-Pack Bulk, 18mm Wide Blade Cutter) - Retractable, Compact, Extended Use for Heavy Duty Office, Home, Arts Crafts, Hobby for Cutting Boxes, Cartons, Cardboard - Amazon.com
REXBETI 36 Pack Utility Knife, Retractable Box Cutter for Cartons, Cardboard and Boxes, 18mm Wider Razor Sharp Blade, Smooth Mechanism, Perfect for Office and Home use (36 Pack) - Amazon.com
Edward Tools Utility Knife Snap Off Blades 18mm - Blades for Utility Knife and 18mm Box Cutter - Razor Sharp SK5 Steel Blades - Plastic Organizer Case - Pack of 10 - Amazon.com
DIYSELF 14 Pack Box Cutter Retractable, Box Cutter Knife with 18mm Wide Utility Blades, Sharp Utility Knife Retractable, Box Cutters for Office, Home, Arts Crafts, Hobby, Cardboard, Paper - Amazon.com
DOWELL Utility Knife Box Cutter Retractable Self Loading Heavy Duty Snap Off Quick Change Extra Blades(3PCS) TPR+PP Handle Cutting Cardboard Boxes or DIY - Amazon.com
KINBRIEF 18mm Auto Lock Utility Knife Retractable Box cutter for Cartons,Carboards Arts Crafts Pack 1 with 10 Snap off Blades for Office and Home,white push Red - Amazon.com
Amazon.com: DIYSELF 4 Pack Box Cutter, Box Cutter Retractable for Cardboard, Papers and Plastics. 18mm and 9mm Utility Knife, Razor Knife, Portable Utility Knives Efficient for DIY and Work Use, Retractable Knife :
Amazon.com: SOMOLUX 18mm Rotary Cutter Refill Blades 5 Pcs for OLFA Rotary Circle Cutter, Fiskars Replace Blades for Crafts Quilting Scrapbooking Sewing 18mm 5Pcs : Arts, Crafts & Sewing
Amazon.com: Swpeet 3Pcs Glass Cutting Tools Kit, Including Pro-Grade Tile Glass Cutting Pliers and 3mm-18mm Glass Cutter Handle Pencil Style Oil Feed Carbide Tip Glass Cutter Cutting Tools for Mosaic, Tiles