Thoughtfully designed for the way you like to work, the Heavy-duty Easy Change Detail Knife boasts the perfect combination of power, comfort and versatility. A great choice for cutting mat board, foam core, plastic, cardboard, wood and more, the knife features an easy blade change lock that allows you to switch blades in seconds. Stay in control during exact cuts with a hefty handle that's sculpted to fit your grip. In addition, Softgrip touchpoints improve comfort and control. Replacement heavy-duty #2 blades are available in a pack of 5. Replacement #27 Saw Blades and Extra Fine Serrated Saw Blades are available in packs of 2 ensuring that you will always have the blade that's right for your materials and project.