Professional-grade retractable utility knife with Irwin's ProTouch ergonomic grip for comfortable, all-day use. Features a smooth 3-position blade slide and quick-change mechanism that allows tool-free blade swaps with a simple push button. Includes 6 bi-metal blades that resist breaking for longer life.

• ProTouch soft-grip ergonomic handle
• 3-position retractable blade slide
• Quick-change mechanism - tool-free blade replacement
• Push-button blade access
• Includes 6 unbreakable bi-metal blades
• Internal storage for up to 5 extra blades
• Bi-metal blade technology resists breaking

Tip: Bi-metal blades combine the flexibility of carbon steel with the edge retention of high-speed steel for blades that stay sharp longer and resist snapping.