Alpha Nanotech Agate Mortar and Pestle (Inner Diameter 70 mm; Inner Depth 21 mm)

Alpha Nanotech Agate Mortar and Pestle (Inner Diameter 70 mm; Inner Depth 21 mm)

• 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: 135 mm (5.3”), 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")
• Brazilian agate stone only; Standard form.
• Hardness: 7.0-7.2; Pressure-resistance, Heat-resistance, chemical-resistant; A silicone mat is included with the shipment to place under the mortar for the best grinding practice.