Keep all the tools to change your SWITCHBLADE™ in this handy, self-contained storage case. The SWITCHBLADE™ replacement kit includes three replacement blades, one feed screw, two set screws, and an integrated hex wrench. 1-3/8 in. SWITCHBLADE™ 3 blade replacement kit come with: (3) 1-3/8 in. SWITCHBLADE™ Selfeed bit blades, (1) feed screw, (2) set screws, built in hex wrench with storage case.