Soap Calligrapher Ink Stirrer Dead Sea Clay Version 1: spinning speed is 600rpm-900rpm. If you need to mix powder ink like Pearl Ex, V1 is perfect. If you need to mix thicker ink like Dr. Ph. Martin's Bleed Proof White, V2 is better.
Soap Calligrapher Ink Stirrer English Rose Version 2 : spinning speed 600rpm-2400rpm. Perfect for mixing all kind of ink like mettalic calligraphy inks etc.,