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SmithDoor
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    • SmithDoor
      SmithDoor replied to the thread Identification of metal lathe.
      It is around 1900 thd built long gone . You need new 3 jaw the is worn out. Dave
    • SmithDoor
      SmithDoor replied to the thread Hi all.
      Welcome to the group Dave
    • SmithDoor
      There is photo on first page. My guess is the feed gears are to close or main spindle ball bearing are to cheap. Both easy to fix. Dave
    • SmithDoor
      Welcome to the group Dave
    • SmithDoor
      SmithDoor replied to the thread Cutting oils.
      Goid news you can buy that cutting oil from Home Depot by quart . At time my life I would buy high sulfur oil by the drum/55 gallons...
    • SmithDoor
      SmithDoor replied to the thread Cross side extension build..
      The match tap and die so screw fits the nut. The Chinese re-sharpen there taps and adjust the screw to fit. Can be a real pain. So best...
    • SmithDoor
      SmithDoor replied to the thread Cross side extension build..
      I did this to Rockwell lathe in 1980's with new cross slide and nut too. It used a ½" LH acme thread. That was a very costly tap it is...
    • SmithDoor
      SmithDoor replied to the thread Cross side extension build..
      Here photos of the exstension in use. The length is nice and can face a full 8" too. ===================
      • 20240216_163912.jpg
      • 20240216_163936.jpg
    • SmithDoor
      SmithDoor replied to the thread Strange reamer designations.
      It is specs for grinding that done to reamer. I had book on numbers and letters on what said. About all I know. All I know if I see...
    • SmithDoor
      SmithDoor replied to the thread Strange reamer designations.
      Odds are they from manufacturing. When I do a lot one size I would the reamer ground to size I need for perfect fit. Dave
    • SmithDoor
      SmithDoor replied to the thread Cutting oils.
      I have read in gunsmithing books bee's wax for tapping. Try this for tapping oil use upto 1960's {White lead in heavy oil} great for...
    • SmithDoor
      SmithDoor replied to the thread Cutting oils.
      I think how most do. It is just part of hobby. Most machine shops & CNC shops they like low cost water base coolant short cutter...
    • SmithDoor
      SmithDoor replied to the thread Cutting oils.
      Old books {before WW one} will till how to make cutting oil. {Lard, sulfur and oil and cooked for hours} then add kerosene. Basically a...
    • SmithDoor
      SmithDoor replied to the thread Cutting oils.
      The clear is best for wife it is like a after shave . The dark does cut A36 and pipe better but your wife will not like the smell. She...
    • SmithDoor
      SmithDoor replied to the thread Cutting oils.
      I just use a small bottle and a soldering brush. The small bottle is great if spill it less to clean up. The bottle is from Christmas...
      • 20231218_144426.jpg
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