https://www.cncmachingparts.com/
Jiesheng Hardware located in QiaotouTown Dongguan city Guangdong Province, now we has all kinds of imported machines, CNC computer lathe , computer processing center, precision automatic lathe, screw machines.
I show how to remove a stubborn stuck fixed cup from a bike bottom bracket. I use a homemade tool consisting of a 5/8″ bolt, some washers and a nut. Sheldon …