BACKHOE The backhoe has a two-piece boom made of steel, it is strong. It has a steel shovel, so that it is strong and resistant. It has an arm that, usually made of steel, must be strong and hard. The wheels are rubber; they are very strong and hard. The cabin, made of sheet steel, is highly resistant to corrosion. Battery compartment, are parts welded together. Housing can be fiberglass or steel, it is hard. The cabin is the central part, and then there is the pen which articulates the part of the arm where the blade is located. The wheels are attached to the bottom of the cabin and between them is the battery compartment. On the front of the backhoe is the housing that protects the engine. The function of the pen is to articulate in the part of the arm. The function of the shovel is to introduce the excavated material. The function of the arm is to articulate the shovel and the pen. The function of the wheels is to move the machine. The function of t...