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Gerrit's Hobbies

Lots of interests to keep me young

Gerrit's Hobbies

Category Archives: Eureka Device

A Gear Cutter Backing Off Device, aka Eureka

Posted on March 22, 2017 by August 4, 2020

I am in process of building a Jan Ridders Glass Cylinder engine and it requires T2.5 timing pulleys. I am not fond of spending money (it is a hereditary thing I think) so I intend to make my own pulleys. … Continue reading →

Posted in Eureka Device
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