5/16-In. Round-Over & Beading 2-Flute Router Bit Brand_Tuttles the SmartDoor reads the unique

the SmartDoor reads the unique signal of a SmartKey worn on your pet's collar and triggers the battery power-driven flap to unlock

The sidewalls are designed to double up and rebound when compressed to provide an active chewing experience

and that's why quality comes first in all our Purina Fancy Feast recipes

Only protected handlers may be in the area during application

Unique openings allow it to also be used as a treat ball

5/16-In. Round-Over & Beading 2-Flute Router Bit Brand_Tuttles the SmartDoor reads the unique5 16" Roundover beading, 1 2" & 3 8" Bearings, 5 16" Radius, Double Flute, 1 4" Shank, Carbide Tip Router Bit, Includes: Hex Key, 2 1 4" Overall Length, Outer Diameter = 1 1 8", Cutting Length = 5 8" & Radius = 5 16".