Thomas Tissue Grinder Plain Pestle, Size A, 27mm Length
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<b>[Product Information]</b><br>
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<li>Unground walls are completely transparent</li>
<li>Pestle is rounded to conform to bottom of grinding chamber smooth</li>
<li>Smooth tip is preferred by some users for mouse spleen and liver</li>
<li>Grinding vessel is held in the hand and slowly moved up and down over the rotating pestle</li>
<li>Stirrer rotation must be clockwise</li>
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