K9 Knife has a standard sized metal body

Comes with replaceable #20092 2-Notch utility blade.

Blades can be replaced with 2, 3 or 4 notch utility blades.

Used for: all heavy duty projects in addition to cutting, trimming and stripping cardboard, paper, plastic, canvas, cork, card-stock, sheetrock, foam boards, tape, wood, clay and more.

Used by: hobbyists, contractors, paper artists,designers, crafters, homeowners, carpenters and can be found on most utility belts.

The K9 Retractable Utility Knife fits with Excel Blades #92

Includes (1) K9 Heavy-Duty Utility Knife and (3) #92 .024in 2-Notch Utility Blade