Heavy duty knife with auto locking system to secure the blade while cutting.

• 18mm Blade
• Grooved plastic body for grip to ensure comfortable use
• Autolock function to secure blade while cutting
• Metal blade runner to ensure safe usage
• Snap off blades for renewable cutting edge
• Comes complete with blade snapper
• Ideal for cutting cardboard, foamboard, material and other heavy duty cutting
• 5423: Includes 2 extra blades
• 5430: Includes a 6 blade magazine