Mezzotiont Rockers, Lyons
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EC Lyons Mezzotint Rockers- (7 "long, 178 mm) The mezzotint rockers are available in a width of 13 mm to 152 mm, and in "Coarse" (45 lines per inch), "Medium" (65 or 85 lines per inch), and "Fine" (100 lines per inch) |