supply of set of cbc gauges , set of cbc gauges one set consist of 06 gauges for checking of aar h type centre buffer coupler of lhb coaches. gauges made of hard steel al loy or stainless steel with hardness 45-50 hrc as per attached specifications (i) contour maintenance gauge (knuckle profile gauge): apta drawing/gauge no. 31000 (ii) aligning wing limit gauge: apta drawing/gauge no. 32600 (iii) contour condemning limit gauge (jaw-gap gauge) apta drawing/gauge no. 34100- 1 (iv) knuckle nose wear and stretch limit gauge: apta drawing/gauge no.34100-2a (v) vertical height aligning wing pocket & guard arm gauge (go gauge- must pass): apta drawing/gauge no.34101-4 (vi) vertical height condemning limit aligning wing pocket & guard arm gauge (no-go gauge-must not pass): a pta drawing/gauge no.44250-5. as per drawings and specification attached [ warranty period: 30 months after the date of delivery ] ]