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The Bike Shop / Re: Quick Questions
« on: March 24, 2016, 05:46:52 AM »What size drill bit and tap do I need to make a 14mm axle a female 3/8ths? I want to buy gsport bolts. I want to try it on an old odyssey hazard front hub then my shadow freecoaster
3/8 UNC = 8mm
3/8 UNF = 8.5mm
Been a while since I did one of these but I'd assume it's the UNC...