Burr (edge)
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A burr is a raised edge or small piece of material that remains attached to a workpiece after a modification process. It is usually an unwanted piece of material and is removed with a deburring tool i
Metal burr extending beyond the edge of the cut piece, view on the cut face (top) and from the bottom (bottom)
Tapped hole with burr
A typical example of a 'Burraway' tool, deburring the back of a hole.
Drypoint
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Drypoint is a printmaking technique of the intaglio family, in which an image is incised into a plate with a hard-pointed "needle" of sharp metal or diamond. In principle, the method is practically id
Burr (edge)
…commonly formed when a hammer strikes a surface. Deburring accounts for a significant portion of manufacturing costs. In the printmaking technique of drypoint, burr, which gives a rich fuzzy quality to the engraved line, is highly desirable—the great problem with the drypoint medium is that the burr rapidly…
Woman in Cafe, drypoint with burr by Lesser Ury
Surlingham Ferry - looking towards Norwich, drypoint with very rich burr by Edward Thomas Daniell
Mary Cassatt, Woman Bathing, drypoint combined with aquatint, 1890–01
Pablo Picasso, 1909, Two Nude Figures (Deux figures nues), steel-faced drypoint on Arches laid paper, 13 x 11 cm, printed by Delâtre, Paris, published by Daniel-Henry Kahnweiler