MFK - Yamaha YH35R Refill Blades 10-Pack GTL (GTL-MFK-084)Product SKU: GTL MFK 084 GTL MFK 084 Manufacturer: GTL Description Combine with the appropriate MFK head to create a transponder key or plastic head mechanical key. Inserting the MFK blade attaches it permanently. The new Multi Function Key (MFK) Kit from GTL is poised to revolutionize the automotive key industry. One single kit will provide the flexibility to create hundreds of mechanical keys in six of the most common keyways. Combine it with MFK