The yacht design process - how is a new boat design created? the boat design process is made up of a series of incremental steps. this is a summary of how a new yacht design is imagined, sketched, planned, calculated and drawn. our cad design stream - what are the benefits of using cad? here's an. Fretwork is an interlaced decorative design that is either carved in low relief on a solid background, or cut out with a fretsaw, coping saw, jigsaw or scroll saw.most fretwork patterns are geometric in design. the materials most commonly used are wood and metal. fretwork is used to adorn furniture and musical instruments.the term is also used for tracery on glazed windows and doors.. A grindstone is a round sharpening stone used for grinding or sharpening ferrous tools.grindstones are usually made from sandstone. grindstone machines usually have pedals for speeding up and slowing down the stone to control the sharpening process. the earliest known representation of a rotary grindstone, operated by a crank handle, is found in the carolingian manuscript utrecht psalter..
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