Amazon's search needs to stop trying to be smarter than it is. The pocket must be placed 3/32 from edge of door frame and must be 7/16 deep.
These hinges are easy to install, providing you have a router and a 5/16 diameter router bit. Screws are longer for a better grip and it holds a larger lid for support too.
Hinges are about the last thing you do before the finishing process and these are too easy to screw up. The hinge is ok, not 20 dollars ok but just ok. And stripped the other.