Stanley Quick Change Knife H-43 - Uline

Change blades in seconds without opening the knife. Spare blades available at the push of a button. String cutting feature. Retractable - 4 blade positions. Includes 3 standard blades. Replacement Standard Blades and Safety Blades available.ULINE offers over 41,000 boxes, plastic poly bags, mailing tubes, warehouse supplies and bubble wrap for your storage, packaging, or shipping supplies.

E-Z Change Knife - Green H-673G - Uline

Stanley Retractable Utility Knife STHT10432 - The Home Depot

The Stanley Quick Change Retractable Utility Knife allows blades to be changed quickly with no screwdriver required. Blade features include a

Quick-Change Retractable Blade Utility Knives Knife with Blades Included (3-Piece)

6-3/8 in Quick Change Retractable Utility Knife

Utility Knives Box Cutters - Sears