tender for set of spares suitable for modsonic make ultrasonic flaw detector machine consisting of: (i) specialleather protective case with shoulder slings, qty-02 nos./set, (ii) normal single crystal probe 2.5 mhz, 20 mmdia., qty-10 nos./set, (iii) normal single crystal probe 2.5 mhz, 15 mm dia., qty-10 nos./set, (iv) probe cable,bnc-bnc, 02 meter long, qty-15 nos./set .