supply of lhb rake maintenance diary , lhb rake maintenance diary (d-2 schedule) page colour white for lhb ac coaches with both side printing as per sample pages, size a4 paper, thickness not less than 70 gsm, left side spiral binding wi th plastic cover. each book containing 100 pages. [ warranty period: 30 months after the date of delivery ] ] , lhb rake maintenance diary (d3 schedule) page colour white for lhb ac coaches with both s ide printing as per sample pages, size a4 paper, thickness not less than 70 gsm, left side spiral binding wit h plastic cover. each book containing 100 pages. [ warranty period: 30 months after the date of delivery ] ]