supply of portable digital hardness tester (fully [ portable digital hardness tester (fully automatic) showing hardness result on hcr-hrb-hld scale. 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: similar 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, convex & concave heads and cleaning brush hand bag, manuals, equation table (astm - a956), software cd, calibration certificate, standard carrying case/box for the instruments and accessories).]portable digital hardness tester (fully [ portable digital hardness tester (fully automatic) showing hardness result on hcr-hrb-hld scale. 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: similar 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, convex & concave heads and cleaning brush hand bag, manuals, equation table (astm - a956), software cd, calibration certificate, standard carrying case/box for the instruments and accessories).],portable digital hardness tester (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 (