The Economy model does not have tapping action and utilizes a rotary shaking motion. In many cases this is adequate. However, some specs require tapping action, thus the Deluxe model or the Sifter. Just check your project specifications.
The Economy model does not have tapping action and utilizes a rotary shaking motion. In many cases this is adequate. However, some specs require tapping action, thus the Deluxe model or the Sifter. Just check your project specifications.