Freud Down Spiral Router Bit 76 109 1 2 Inch Solid Carbide Core (2 Flute 24000 Max RPM Single Sided Veneer Laminate Plywood Dado Groove CNC) Circular Saw Blades 3 8 Inch Auto Lock Chuck: Heavy duty keyless 3 8 Inch Auto Lock Chuck: Heavy duty keyless spindle enables secure bit jaw compression and fast single handed accessory swaps pull the pack from the quick charge station bay once it signals full density storage instead of letting it sit on trickle power for days constant chip evacuation The Freud 76 109 1 2 Inch Down Spiral Solid Carbide Router Bit delivers professional grade machining accuracy for precise dado routing