Tomoe Soroban Standard Soroban (Abacus) / 23 Digits [43000]

الوصف

East Abacus - Soroban. Very popular.;Current standard type;birch ball, ebony frame / 130.62.5 (inch) / 6.27 (oz) / Japan Import;1 ball (having a value of five) and 4 balls (having a value of one)