Yes mine was as well. Most likely designed in that manner. Probably a space and strength design. Not cutting through the blade allowed for torsional strength without sacrificing pin depth.
www.keylessentryremotefob.com
part number M2DT-15k601-CB
Make sure you have the two keys that are already programmed to your Bronco, if not the dealer will need to program it for you
I had the same thing happen with a Tundra. Tech forgot to drain the oil and double filled the engine. I drove it home and it seemed fine. Next morning it was billowing smoke ...I had the dealer tow the Truck to the shop and I insisted on seeing how much oil came out of the engine. Tech was...