Machining a brass drive pulley for a model steam engine @Xynudu
Machining a brass drive pulley for a model steam engine @Xynudu
Uploaded November 2025 | Updated September 2026, 3 days ago
Cleaning up the locating hole and the 3 mm grub screw threads. There are slight variations in 3mm standard pitch between tap manufacturers, so always check the fit carefully.
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Machining a brass drive pulley for a model steam engine

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