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Laser Cut Key For Cars In order to prevent the theft of keys, car keys have been upgraded to include locking mechanisms. The majority of modern vehicles use transponder or laser cut keys that must be programmed to work with the vehicle's system. The edges of traditional cut keys are straight, making it easy for thieves and locksmiths to duplicate them. Mechanical Keys Mechanical keys are traditional physical devices that function with the lock cylinders of a car's door and ignitio