To get a perfectly accurate joint of the flat parts with a curved surface allows simple reception. Take a sheet of thick paper, such as Whatman; one edge cut into a narrow strip and attach this side to those curves that you want to copy. Drawing in the petals with a pencil or a knife and get them cut lines, and hence a template for marking flat parts.
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MICROMILL
"I read in Modelist-Konstruktor about the continuation of the “Small Mechanization” competition and decided to take part. I offer a simple and compact micro-mill. Its dimensions can be...
MEASURES THE BOLT…
To permit sheet metal, need metal shears and a line with the Scriber for drawing cut lines. And if you can see the curved workpiece? Use the bolt or stud of suitable length, as shown in...