Digital Automatic Tap Density Test Apparatus is designed to meet the requirements of USP Standards. It can hold two cylinders. The mechanism provides simultaneously rotating and tapping motion to the cylinders for packing the sample under test evenly and uniformly together. Body is made of M.S., duly powder coated S.S. body (as per GMP requirement). The user has to select the No. of stokes in the counter & after selecting, just press start switch, it will start the stokes & the Digital display shows the No. of strokes.