Canadian Hobby Metal Workers & Machinists

Trying to make a decision on a roofing company after getting 3 quotes to replace shingles on my garage.

All three companies have mostly positive reviews and pricing is within a reasonable price range of each other.

Most notable differences:

- Company A has BBB accreditation whereas Companies B and C do not.

- Company A and B offer 10 years war...

we just finished this one up .... never a dull moment on the shop floor 😀. @#$@ Youtube won't let me change the thumbnail, oh well

Hi Guys,

I am currently making a copper ice ball press.

I am stock with porosity in some of my cast (see image below), and from what I heard, I would need to add very little amount of phosphor copper 15% to my molten copper before pouring.

Does anyone has some on hand and looking to sell me a very small qty ? A few drops would be sufficient I guess to...

Hi Folks,

I'm building a 30-ton hydraulic press (technically 26 ton I believe but the cylinder is marketed as 30 ton) from a VEVOR 30-ton cylinder and a commercially available hydraulic power pack. I'll add photos to this thread as I make it. Below are my BOM and rough CAD model of the design. Let me know what you guys think and if there is anything I can improve on (or...

I'm in the process of working on my taxes and I've tried using AI (ChatGPT in this case) to help me but it's been much more miss than hit. Even basic math is wrong and the AI will double down on mistakes when prompted. I've corrected enough of these kinds of mistakes that I've completely given up on it. You're a computer! Learn to compute!