Tender For supply of portable digitalhardnesstester (fully automatic) showing hardness result on hcr-hrb-hld sc ale. specification: display - lcd, measuring direction - 360 degree, accuracy - +/- 0.5% ( referred to l=100) , minimum reading - 500 reading approx. continuous working period - 3000 to 4000 test approx. model: sim ilar to iti - 130 of india tools & instruments co. make/ brand: iti, blue steel, mitutoyo, stanley, emco-test, meta-test or semsonic along with accessories consisting of (standard reference block, battery charger, con vex & concave heads and cleaning brush hand bag, manuals, equation table (astm - a956), software cd, c alibration certificate, standard carrying case/box for the instruments and accessories). [ warranty period: 30 months after the date of delivery ]