The captioned dark screw is an original #11 hinge screw with a slotted head. The screw on the left is a solid brass #11 screw that replicates the hinge screws that Yale and Towne, Stanley and others used around the turn of the century.
On a preservation project or traditionally built new home – don’t get stuck with inexpensive Phillips screws. These are the details that make a restoration complete and a new home fine rather than average.
We have these screws custom made for our shop 50,000 at a time.