supply of set of gauges for checking cbc, knuckle and other part to tight lock coupler h-type to rdso spec. no. rdso.2011/cg-03 of october-2011.one set consisting of 06 gauge & reference as per apta drawing type of gauge as follows: (1) contour maintenance gauge (knuckle profile gauge), apta ref. drg. no.31000 - 01 no./set (2) alignment wing limit gauge, apta ref. drg. no. 32600 - 01 no./ set (3) counter condemning limit gauge, apta ref drg. no.34100-1 - 01 no./set.[4] vertical height alignment wing pocket and guard arm gauge (go gauge), apta ref. drg. no.34100-4 - 01 no./set.[5] knuckle nose wear and stretch limit gauge, apta ref. drg. no.34100-2a - 01 no./set. (6) vertical height alignment wing pocket and guard arm gauge (no go gauge), apta ref. drg. no.44250-5 - 01no./set. supply is with calibration certificate traceable to national standard / npl standard, not of any other agency. master are calibrated by nabl approved labs. make: pie or similar in best quality for industrial use. the brand/make must be mentioned properly on supplied material.set of gauges for checking cbc, knuckle and other part to tight lock coupler h-type to rdso spec. no. rdso.2011/cg-03 of october-2011.one set consisting of 06 gauge & reference as per apta drawing type of gauge as follows: (1) contour maintenance gauge (knuckle profile gauge), apta ref. drg. no.31000 - 01 no./set (2) alignment wing limit gauge, apta ref. drg. no. 32600 - 01 no./ set (3) counter condemning limit gauge, apta ref drg. no.34100-1 - 01 no./set.[4] vertical height alignment wing pocket and guard arm gauge (go gauge), apta ref. drg. no.34100-4 - 01 no./set.[5] knuckle nose wear and stretch limit gauge, apta ref. drg. no.34100-2a - 01 no./set. (6) vertical height alignment wing pocket and guard arm gauge (no go gauge), apta ref. drg. no.44250-5 - 01no./set. supply is with calibration certificate traceable to national standard / npl standard, not of any other agency. master are calibrated by nabl approved labs. make