Difference between Mahlstick and Maulstick

What is the difference between Mahlstick and Maulstick?

Mahlstick as a noun is maulstick while Maulstick as a noun is a short stick with a pad on one end, used by a painter to steady his hand, and to prevent it from accidentally touching the painting

We hope you now know whether to use Mahlstick or Maulstick in your sentence.