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Loop / chain not working on sketch

jason_ryan337jason_ryan337 Member Posts: 6

Hi all. Sorry if this is a duplicate since the forum erased my last post without warning… I have a busy sketch in which I need to offset an outside perimeter inward by 2.5mm. There are too many line segments to manually offset them. FWIW this sketch is the reverse of a prior sketch, so I'm not sure this matters though. When I try loop/chain, it will only select the one segment and ignore the rest of the closed surface (the inside is shaded gray so it seems connected).

If I add a shape to the side and connect it to the sketch, the loop/chain tool will kind of work as it will select the parts that I added, but ignore the parts on the existing sketch. Any help would be great! Thanks!

Screenshot 2025-08-29 181953.png

Screenshot 2025-08-29 182126.png

Answers

  • MDesignMDesign Member Posts: 1,044 ✭✭✭✭

    that is one scary sketch.

  • martin_kopplowmartin_kopplow Member Posts: 883 PRO

    … and DXF is the covid virus of CAD. Better avoid any direct contact. ;0) I believe you'd be much better off recreating that sketch with proper curves and fewer vertices. It'll not only look better, but have less room for error - pure statistics. Also, the tools like offet etc. will work reliably on them curves, then.

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