The Boat Data Book is a treasure trove of invaluable information for boatowners, designers, builders, surveyors, chandlers and anyone maintaining their own boat. This sixth edition now contains more tables of lengths, widths, weights and strengths as well as new data on a vast range of equipment from anchors to masts, propellers to gas cylinders, cleat sizes to winch bases, and hatches to bolts, bearings, cabling and piping. If you want to know what size winch to fit, the breaking strength of stainless steel rigging wire, the recommended size for seacocks or what length and size an anchor chain should be, then this is the book for you. The Book Data Book is a must-have reference for owners and professionals. 'A veritable mine of information.;superb value for money' Nautical Magazine'Recommended to every boat owner' Practical Boat Owner'A most amazing amount of data' The Island'The essential technical bible' Yachting World.