The nRF52 DK includes hardware, preprogrammed firmware, documentation, hardware schematics, and layout files.
The nRF52 DK (PCA10040) comes with a Near Field Communication (NFC) antenna.
Figure 1. nRF52 DK (PCA10040) and NFC antenna
Hardware files
The hardware design files including schematics, Printed Circuit Board (PCB) layout files, bill of materials, and Gerber files for the nRF52 DK are available on the nRF52832 product page.