local component = require("component")
local inv = component.inventory_controller

function mineDown()
repeat
  	local result, type = robot.swingDown()
  	if result == false and type == "block" then
   	 print("Bedrock reached")
   	 return false
  	else
    	robot.select(1)
    	robot.placeDown()
    	robot.select(5)
    	inv.equip()
    	robot.swingDown()
    	inv.equip()
    	robot.down()
  	end
  until false
end

mineDown()