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 center buffer coupler of lhb coaches. gauges made of hard steel alloy or stainless steel with hardness 45-50 hrc specifications enclo sed as annexure make:- ganapathy or pie or jyoti. i) contour maintenance gauge (knuckle profile gauge) apta drawing /gauge no.31000 ii) aligning wing limit gauge (no. 32600(apta gauge no.) iii) vertical height aligning wing pocket and guard arm gauge (go gauge) 34101-4(apta gauge) iv) vertical height condemning limit alig ning wing pocket and guard arm gauge no. 44250-5 (apta gauge) v) knuckle nose wear and stretch limit ga uge no. 34100-2 (apta gauge) vi) contour condemning limit gauge no. 34100-1 (apta gauge) [ warranty pe riod: 24 months after the date of delivery ] ]