Deadbolt jam strike marker

When installing a new deadbolt there are all kinds of drilling templates for the door side. But once that new deadbolt is installed, why do we have to guess where to drill the door jam? It’s a critical part of the install that manufacturers have neglected to help us with. SO we continue to guess where the hole should be and wind up with a sticking deadbolt if we guess wrong.Not anymore. This simple tool eliminates any guesswork and provides a mark in the exact center of the deadbolt so you can drill the doorjam perfectly every time.This is a MUST HAVE tool in every handymans toolbox so that the next deadbolt you install will be a breeze!