supply of set of cbc gaugesset of cbc gauges,set of cbc gauges, one set consist of 06 gauges for checking of aar h type centre buffer co upler of lhb coaches. gauges made of hard steel alloy or stainless steel with hardness 45-50 hrc as per s pecifications : (i) contour maintenance gauge (knuckle profile gauge): apta drawing/gauge no.31000 (ii) al igning wing limit gauge: apta drawing/gauge no. 32600 (iii) contour condemning limit gauge (jaw-gap g auge) apta drawing/gauge no. 34100-1 (iv) knuckle nose wear and stretch limit gauge: apta drawing/gau ge 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): apta drawing/gauge no.44250-5. [ warranty period: 30 months after the date of delivery ] ]