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Points=[ [ 0,0,h0], [ ord*cos(lf0), ord*sin(lf0), h2], [ ord*cos(lf2), ord*sin(lf2), h2] echo(" Knurled Surface Library v2 "); echo(" k_cyl_hg - [ 12 ] ,, Knurl's Surface Smoothing : File donwn the top edge or circumference using spheres (or rather regular polyhedra) arranged in a circle. When using many narrow cylinders you can be used.

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