Power Shovel
Transformation: One arm transforms into the shovel’s bucket.
Personality: Free-spirited. Listens well to instructions.
Attack: Bucket Punch
Notes: Prototype model. Often bumps into things.

Agitator
After transformation: A large drum-shaped tank appears on its back.
Personality: Reliable, slightly impatient.
Attack: Drum-rotating Concrete Gatling Gun
Notes: Spits ready-mixed concrete from its mouth.

Rough Terrain Crane
Transformation: One arm transforms into a boom, and outriggers emerge from the waist.
Personality: Shy yet easygoing.
Attack: Hook Frail
Notes: While the outriggers are extended, it becomes suspended in midair and unable to move.

Road Roller
Transformation: Each of its two feet transforms into an iron roller.
Personality: Stable. Knows how to keep things in order.
Attack: Weight-Vibration Roller Kick
Notes: The vibration of the rollers is quite unpleasant.

Dump-chan
After transformation: A large backpack shaped like a cargo bed appears on her back.
Personality: Energetic and caring older sister.
Attack: All-out charge tackle
Notes: Before transforming, she often carries you on her back while moving.

Demolition Excavator
After transformation: Its single arm can freely transform into a large cutter, a small cutter, a cutting machine, or a breaker.
Personality: Though its speech is rough, it performs its work with meticulous care.
Attack: Large Cutter Crash
Notes: It can spray water from its mouth, but the water is not drinkable.

Wheel Loader
After transformation: It transforms into a large bucket formed by combining both arms.
Personality: Confident and gentle.
Attack: Bucket Pro Wrestling Throw
Easter egg: It worries that its transformed appearance looks uncool.

Pile-chan
After transformation: One arm transforms into a pile-driving pile driver or an earth-boring auger.
Personality: A sadist who enjoys affectionate teasing.
Attack: Penetrating Auger Screw
Fun fact: She dislikes being teased in a lewd manner about “pile driving.”