supply of spare part kit for repair . , spare part kit for repair of groz make 1 inch square drive impact wrench . as per annexure -i one kit consists of following (1) rotor blade kit, part no. / procuction description :- kit/rb/ipw/3-4/0- 1/prm/1 (2) retainer kit ,part no. / procuction description:- kit/ret/ipw/0-1/prm/1 (3) throttel valve kit , part no. / procuction description:- kit/tv/ipw/3-4/0-1/prm/1 note:material should be delivered a t tool room , patiala locomotive works patiala. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]