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Clf=360/cfn; crn=ceil(chg/csh); echo("knurled cylinder max diameter: ", 2*cird); if( fsh < 0 } module knurled_cyl(chg, cod, cwd, csh, cdp, fsh, smt) { cord=(cod+cdp+cdp*smt/100)/2; cird=cord-cdp; cfn=round(2*cird*PI/cwd); clf=360/cfn; crn=ceil(chg/csh); echo("knurled cylinder min diameter: ", 2*cord); echo("knurled cylinder max diameter: ", 2*cird); if( fsh < 0 } module make_surface(filename, h) { for (a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16]) linear_extrude(height=a/h, convexity=10) projection(cut = true width_mm = 70.8; // 14HP×5.08mm = 71.12; ES for 14HP is 70.8 c_tune = [width_mm/2 + h_margin, top_row, 0]; left_rib_x = thickness + 6 + tolerance; extra_depth = 75 + tolerance; // rib + half a jack col_right = width_mm - h_margin; input_column = h_margin; bottom_row = v_margin + 12; row_2 = row_1 + v_margin + 12; row_1.

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