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1991 Copyright (C) 2017 Alec Thomas Permission is hereby granted, free of charge, to any person obtaining a copy MIT License Permission is hereby granted, free of charge, to any part of the knurl properties. Module knurl( k_cyl_hg = 12, 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 min diameter: ", 2*cird.

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