(...) One other thing,[1] the primitives which are most commonly used with the INVERTNEXT flag/statement are the *-*cyli.dat files. All of these files (the regular cylinder primitives) have BFC'ed versions posted on the Parts Tracker. -- Steve 1) (...) (23 years ago, 31-Mar-02, to lugnet.cad.dat.parts, lugnet.cad.dat.parts.primitives, lugnet.cad.dev)