supply of drilling fixture & pin for cbc modificationdrilling fixture & pin for cbc modification,hole marking fixture to sanrok drg. no. 1ed-4993 for tertiary pin arrangement with chain & lock pin for sanrok make tensile tightlock cbc to rdso specification no. rdso/2011/cg-03 rev.-03. make-sanrok [ warranty period: 30 months after the date of delivery ] ] , tertiary pin locking arrangement for sanrok make aar-h type cbc as per sanrok drawing no: 1ed-4452. note - one set of tertiary pin consi sting of a pin, chain and locking washer as per rdso specification rdso/2011/cg-03 (rev.01). [ warranty period: 48 months after the date of delivery ] ]