The ax's head is gray and has a red blade. The ax's handle is light brown.
Role in series
When SpongeBob and Patrick are opening the buckets of permanent paint, the former uses a screwdriver and gets it done carefully. However, Patrick takes out the ax and smashes the lid of the can, which causes SpongeBob to take the can away from him.
When SpongeBob and Patrick are traveling inside Squidward in Sandy's submarine, Sandy talks to them through the speakers. Patrick thinks she's trapped in it and destroys the control panel with the ax.
When SpongeBob is running away from Boaty, he grabs and ax to defend himself with. A bus drives towards him and he attacks it with the ax, imbedding the ax into the front of the bus. The population of Bikini Bottom then exits the bus.
When SpongeBob, Squidward, and Mrs Puff are in an out-of-control boatmobile, they drive into Costume Supplies. When they exit, they are wearing costumes, and Mrs. Puffs' includes an ax.
When the vikings arrive at the Krusty Krab, they show SpongeBob that one of the things they like to do is "redecorate." Two vikings then use their axes to chop a table in half.
Later, when SpongeBob wants to stop Squidward being catapulted off the ship, Gordon orders him to grab an ax and fight him. He is unable to lift the ax.
When Mr. Krabs tells SpongeBob he's fired, he hands him an ax.
"The Sewers of Bikini Bottom"
When the Krusty Krab Stadium starts flooding with water, Charlton Hawkfish spots some axes on the ground near the speaker booth. He grabs one, rips off his shirt, and dives into the water. He then uses the ax to break the lock on the fail safe.
When Mr. Krabs is upset due to Squidward being in charge, SpongeBob threatens to destroy his first dime unless he becomes captain and defeats the sea monster. Mr. Krabs refuses and SpongeBob tries to use an ax to destroy the dime, only for the ax to turn to dust.
When Mrs. Puff is looking at SpongeBob, Mr. Krabs, and Plankton after the latter two were fighting, one of the weapons on the ground surrounding the three is an ax.