supply of sewing machine to mananthavady municipality , supply of sewing machine to mananthavady municipality , supply of sewing machine with the following specifications 1.auto tripping adjustable screw type bobbin winder for uniform bobbin winder for uniform bobbin winding 2.square arm body with automatic thread trimmer attached. 3.lever type stitch regulator and screw type pressure adjustment. 4.straight stitch with empoidary plate and heavy weight capsule stand machines. 5.link motion thread take up lever mechanism for noiseless stitching. 6.mandatory to have isi certification. 7.supplier should provide necessary training to the beneficiaries.