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The HILLMAN FASTENERS 448559 is a DURAKEY transponder key sold under the K038 key blank designation. Transponder keys contain an embedded microchip in the bow that communicates with a vehicle's immobilizer system, allowing the engine to start only when the correct signal is recognized. This key blank is used by locksmiths, automotive service technicians, and key duplication specialists to cut and program replacement transponder keys for compatible vehicles. The 448559 ships in a package of 20 units, making it a practical stock item for shops that service multiple vehicles requiring this key profile.
This transponder key blank is intended for professional key cutting and programming operations. It is suited for automotive locksmith shops, dealership service departments, and automotive service centers that maintain a working inventory of key blanks. The K038 designation identifies the key blank profile, which must be cut to match the original key cut and then programmed to the target vehicle's immobilizer or ECU using compatible key programming equipment before it will function as an operational key.
Designed as an OEM-style replacement transponder key blank for compatible vehicles requiring the K038 profile. Consult a key blank reference guide or programming software database to confirm vehicle fitment before cutting and programming.
Transponder key blanks must be cut by a qualified locksmith or automotive technician using a key-cutting machine matched to the original key profile. After cutting, the transponder chip must be programmed to the target vehicle using compatible key programming equipment before the key will operate the ignition. Always verify the correct key profile and chip type against the vehicle application before cutting. Improper cutting or programming can result in a non-functional key.
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