The Hive Shimano/SRAM 8/9/10; Shimano Dynasys 11 40 Hole Coaster Brake Bicycle Rear Hubs
The cassette body type is the type of cassette and number of speeds the hub will accept.
The hub drilling is the number of spoke holes. It must match your rim spoke count.
This should correspond to the type of brakes you have on the bike.