Hardness: 7.0-7.2; Pressure-Resistance, Heat-Resistance, Chemical-Resistant

Sizes Available in Stock: Size 1: Internal Diameter: 30 mm (1.2"), External Diameter: 40 mm (1.5"), Inner Depth: 10 mm (0.4"); Size 2: Internal Diameter: 50 mm (2"), External Diameter: 60 mm (2.4"), Inner Depth: 15 mm (0.6"); Size 3: Internal Diameter: 70 mm (2.8"), External Diameter: 90 mm (3.5"), Inner Depth: 21 mm (0.8"); Size 4: Internal Diameter: 100 mm (4"), External Diameter: 125 mm (5"), Inner Depth: 30 mm (1.2"); Size 5: Internal Diameter: 120 mm (4.7”), External Diameter: 140 mm (5.5”), Inner Depth: 35 mm (1.4”); Size 6: Internal Diameter: 150 mm (5.9"), External Diameter: 180 mm (7.1"), Inner Depth: 40 mm (1.6");

All Sets Include One Mortar and One Matching Round-Shaped Pestle.

Additional Pestles Can be Also Found in the List, Either Round-Shaped or Octagonal-Shaped.