Carefully...
If you're sawing/filing off braze-ons on lightweight DB tubing which may be 0.5mm thick away from the butting you could mess your frame up.
@Tris 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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Carefully...
If you're sawing/filing off braze-ons on lightweight DB tubing which may be 0.5mm thick away from the butting you could mess your frame up.