There are so well Digitizer (allowing the touch) and the LCD panel (which allows the display). LCD and digitizer being glued, it is better to avoid purchasing the pack to go with a heatgun, it will save you time.
Works perfectly, you have to handle screwdriver and carefully remove the cables and replacement is simple.
CAUTION trying to recover and leave the black sticker that allows cohesion of the slab and the frame of the nexus. It is not included in the product.