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Recent content by hexalobe

  1. hexalobe

    Pressure calculation

    Looks great, thanks for your help!
  2. hexalobe

    Pressure calculation

    Hello, I'm trying to calculate the amount of pressure required for rotary broaching. I've found a few charts online, and we can see what the machine is telling us the pressure is, but I'm looking for a formula for calculating thrust lbs. in different materials, using a 1/4" hex for example. The...
  3. hexalobe

    Hexagonal Hole Drilling- Watts type?

    Also, can you pilot drill oversize? This extends broach life and reduces pressure on the machine. http://www.youtube.com/watch?v=2zEz9CSoA3s
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