Description
Made from low extractable borosilicate glass. Comes with precision-made interchangeable pestles and tubes. Clearance between pestle and tube is 0.004 – 0.007 in. (0.09 – 0.16 mm). Designed for hand operation, but can be slow-speed motor driven by inserting a size 00 rubber stopper and metal rod into pestle. Expanded reservoir and pouring lip.
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