Every beekeeper wants to have quality beekeeping supplies and the 8 frame deep hive body demonstrates quality and craftmanship. We use white pine wood with no brown or black knots. We have pre-drilled holes that fit 6D nails or you may use screws for longer hold strength. Be sure to use exterior wood glue like Titebond Exterior glue. This product uses deep grooved frames or Pierco Deep Frames. You may choose unassembled or assembled.