Telecaster brdge pickup baseplate Made in the USA Dull cyanide copper plated steel Non-tapped screw holes .049″ (1.25mm) thick Qty 1This base plate will fit most modern and vitnage telecaster bridge pickups. Non-tapped holes so it can be used with US and Metric threaded screws. The baseplate most be tapped before use. Use a SAE 6-32 tap for a US Fender Telecaster.Each baseplate will have a different and unique aged look because of the dull cyanide copper plating process.