Mechanical parts means operational parts on a vehicle that wear out over time or have a finite useful life or duration typically shorter than the life of the vehicle as a whole.The main purpose of a machine is to make things easier for people, like lifting and moving heavy objects around,Engine, Electric motor, Actuator Shafts Couplings Belt, Chain, Cable drives Gear train Clutch Brake Flywheel Cam and follower systems Linkage Simple machine THIS CAN BE MADE IN ANY SUITABLE MATERIAL AS PER CLIENTS REQUIREMENT