supply of measuring instruments including surveymeasuring instruments including survey,measuring instruments including survey instruments (other than electrical?gauges, scales, measuring portable wheel diameter gauge, suitable for open wheel sets showing the reading of wheel diameter directly on scale coated with anti reflection material for clear visibility. the gauges is suitable for open wheel set only. supplied in nicely wooden strong and transportation box with carrying handle specification measuring ranges 800 to 1010 mm, measuring accuracy +0.1 mm, least count 0.1mm, make-pie, bpi tesa or any other reputed make along with 1)calibrated certificate from approved laboratory 2) warranty certificate at least one year warranty 3) supplier must have successfully supplied any type wheel gauge to any depot of indian railways, offer will be passed on, if documents for successful supply not made available. allocation- [ warranty period: 30 months after the date of delivery ]