Tender For supply of tyre defect gauge for bg coaching stock for condemned flange thickness 22mm , flat place 50 mm, as per plate 38 rule 2.8.4 of irca part 4.made of 3mm thick hard alloy steel plate , used for inspection of condemn flange thickness , root radius ,sharp flange ,deep flange of thread etc. materal tool steel as per is: 3748/1990 or latest [ warranty period: 30 months after the date of delivery ]