Pressed lugs are formed by shaping a flat sheet so they will have no variation of thickness and if they are really cheap you can see a welded seam.
http://i495.photobucket.com/albums/rr314/jimr2527/scan0001.jpg http://i495.photobucket.com/albums/rr314/jimr2527/scan0002.jpg
@Rowan42 started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
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Pressed lugs are formed by shaping a flat sheet so they will have no variation of thickness and if they are really cheap you can see a welded seam.
http://i495.photobucket.com/albums/rr314/jimr2527/scan0001.jpg
http://i495.photobucket.com/albums/rr314/jimr2527/scan0002.jpg