Use

tool = 13
itemtest = 14
activator = 15
wrench = 16
if turtle.getItemCount(tool) == 0 then
  noTool = true
end

function organize()
  for i = 1, 16 do
    turtle.select(i)
    s1=turtle.getItemDetail()
    if s1 and s1.name == "ThermalExpansion:Device" then
      turtle.transferTo(15)
    end
    if s1 and s1.name == "BuildCraft|Core:wrenchItem" then
      turtle.transferTo(16)
    end
  end
end

function Orient()
  turtle.back()
  turtle.select(activator)
  turtle.place()
  turtle.select(itemtest)
  while turtle.drop(1) == false do
    turtle.select(wrench)
    turtle.place()
    turtle.select(itemtest)
  end
  turtle.select(tool)
  turtle.drop()
  turtle.select(itemtest)
  while turtle.suck(1) == false do
    turtle.select(wrench)
    turtle.place()
    turtle.select(itemtest)
  end
end

function use()
  rs.setAnalogOutput("front",15)
  sleep(1)
  rs.setAnalogOutput("front",0)
end

function restore()
  if noTool == false then
    while turtle.suck() == false do
      turtle.select(wrench)
      turtle.place()
      turtle.select(tool)
    end
    turtle.dig()
  else
    turtle.dig()
  end
end

function execute()
  Orient()
  sleep(1)
  use()
  sleep(3)
  restore()
  turtle.forward()
end