supply of set of kaba key - blue & red in colour for air supply isolating cock and cab activting respectively.set of kaba key - blue & red in colour for air supply isolating cock and cab activting respectively.,set of kaba key - blue & red in colour for air supply isolating cock and cab activting respectively, as per specification no. clw/es/03/0049 alt. f. one set consist of 0 1 blue key and 01 red key . material to be procured from clw approved source of key m ultiplier set or their authorized distributors only. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]