Seeking recommendation for exterior and interior screw set

All of the basic interior and exterior screw kits available from the majority of the vendors is basic screws, bolts and nuts that can be sourced through the big box hardware stores and such and put together to make up a kit. The more correct hardware can be purchased through AMK Products out of Winchester, VA. You can view the product via their website. RT Specialties has a wide selection and some of the more unique hardware.