TakeItems.lua

local function getItems()
  print("Collecting items.")
  local tTurtles = {peripheral.find("turtle")}
  local sChest

  for _, sName in ipairs(peripheral.getNames()) do
    if sName:find("chest") then
      sChest = sName
      break
    end
  end
  if not sChest then
    error("Couldn't find chest!")
  end
  for i = 1, #tTurtles do
    local tCurrent = tTurtles[i]
    for o = 1, 16 do
      tCurrent.pushItems(sChest, o, 1, o)
    end
  end
end

getItems()