Szzijia Japanese 15 Column Abacus Arithmetic Soroban Tool For School Math Learning

Soroban style abacus, great for rapid calculation. This abacus is encased in a durable plastic frame and suspended with bamboo rods. It is a user-friendly abacus / soroban which is highly recommended for use in any math abacus / soroban course. Features: Digit number: 15 Material: Plastic frame and beads,bamboo rods Size(L x W x H): Approx. 23.5 x 7 x 1.5ccm Package Includes: 1x 15 Column Abacus