https://articlescad.com/a-peek....-inside-car-key-cutt
Getting a New Car Key Cut An auto locksmith can save you money when compared to dealers. They can make keys replacements for all vehicle models and types of keys, including fobs that require programming. Laser cut have thicker shanks with less carved-out grooves. They also come with transponder chips which need to be programmed into your vehicle. This process is more complicated and takes longer, but it's still less expensive than going to an auto dealer. What kind of keys do I r