Workshop

The latest DIY ideas, techniques and tools for the industrial arts from metal and woodworking to CNC machining and 3D printing.

Peep Goldberg Machine

Peep Goldberg Machine

Members of my hackerspace built a Peep-themed Rube Goldberg machine: Recently a group of folks got together at the Hack Factory, a local hacker space in Minneapolis to create a Rube Goldberg Peep diorama for the local news paper contest. It took many days to built and prep, and about 5.5 hours before we got […]

How Wood Hardness is Measured

How Wood Hardness is Measured

In fact, there are a now a couple of different tests, but the traditional method is known as the Janka hardness test, named for Austrian wood researcher Gabriel Janka, who invented it in 1906. The test measures the force required to embed a standard-sized steel ball (of 0.444in/11.28mm diameter) exactly halfway into the surface of a standard-sized sample of the wood