Binding post terminal cup with routing template

Terminal cup for use with the below binding posts. It should fit any single 4mm binding posts, or any pairs with standard 3/4" spacing.

https://www.amazon.com/Wiwaplex-Insulated-Terminal-Binding-Amplifier/dp/B01LYA4YDP/ref=sr_1_15?ie=UTF8&qid=1545835683&sr=8-15&keywords=binding+post

The routing template can be used to locate screw holes and then used with a flush trim bit to cut the exact opening. The top edge of the routed hole may need to be chamfered to clear the terminals.