pins

  1. M

    Machining Custom Mold Ejection Pins?

    Greetings, I am trying to make an ejection system for my small aluminum molds with my Taig Mill, similar to what Mr. Socha does in this video (specifically the mold shown during 2:50 - 4:46): While his mold and ejection pins are made out of brass, he mentions that perhaps brass is not an...
  2. M

    Help With Alignment Pin Hole Drilling

    Greetings, I've been trying to solve an issue with drilling alignment pin holes on my small aluminum molds. I have tried g-code (circular interpolation) on my mill, and it made ovals (out by about .002-.0015"). Then I decided to try using HSS drill bits. Dowel Pin Diameter: 5mm (.1969")...
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