| http://www.w3.org/ns/prov#value | - on 12 may include a series of equi-spaced holes 16, drilled or cast in-situ for attachment/location purposes.Wheels of the invention may be found particularly useful as superabrasive wheels for glass edging but it will be appreciated that the invention is not limited thereto.In the example, the body is die cast of aluminium; it may however be cast of resin or other lightweight material, including
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