1set Lab Inner Diameter 30mm To 130mm Natural Agate Mortar and Pestle A-GRADE for Chemistry Laboratory Grinding

Material: Natural Brazilian agate (for both mortar and pestle)

Internal diameter: 30mm, 40mm, 50mm, 60mm, 70mm, 80mm, 90mm, 100mm, 110mm, 120mm, 130mm, 140mm, 150mm, 160mm, 170mm, 180mm, 190mm, 200mm
(Optional)
Package Included:
1pcs Agate Mortar
1pcs Agate Pestle
1pcs wooden packing
Note:
1) the mortar is made of natural agate mortar, so the color won't be the same as the picture.
2) to improve the grip friction of the agate mortar, the bottom of the agate mortar is not fine polished.
We also have other size, if you need, please feel free to contact me again.
If you are not sure about the size, you can contact me to check it. Thanks.