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  1. M

    Hardness of 1040 vs annealed O1

    Hello all, I am looking to replace some oem parts for a machine that is no longer supported. The parts involved include a push/pull cylinder with balljoint end, inside the end is a pin that rides inside of bronze bushings. The bushing is Non-standard, so I was planning to turn them myself...
  2. M

    What to look for on a mill?

    Recently got word from my boss that I have the option of getting a free mill to our facility. He told me the facility it was at was in the process of taking it apart to scrap it, but they will save it for me. I don’t have any information on the actual unit itself, other than they “removed the...
  3. M

    Anyone have a SB 2A Collet Sleeve handy?

    My 13" SB is the older model with a 1-7/8x8TPI spindle and 1" through bore. Along with my lathe came the nose cap, collet hand wheel and several 2A Collets. However, the collet sleeve is not there. I have looked online and haven't seen any available, and no pictures of the 2A sleeve. I figure...
  4. M

    My first “real” project

    Starting around January, I decided to restore an old Southbend 13” toolroom lathe. I have been slowly adding tooling and learning the ins and outs of the machine and decided to make my first “real” item. I had made a couple practice things, and a pair of spacers/shims, but decided I would make...
  5. M

    Spindle lift test, how far?

    Hello all, I have recently completely restored a wartime SB13. Upon pulling the spindle caps, I found they were shimmed with pieces of cardboard and old notebook paper and the spindle had .015 deflection. I ordered .0015” brass shim stock and plan to install new shims. In the “restoring SB...
  6. M

    Tail stock drill chuck runout

    Hello all, I have a 13” SB that I am slowly learning on. I noticed today when I went to bore a hole it was vastly off center. Long story short, the chuck, a Jacobs 36A, has almost .050” runout. I took the chuck down and cleaned it really well, greased it, and reassembled to the same...
  7. M

    Armstrong tool holder take question

    I recently restored a wartime 13” toolroom lathe. Since restoring it, I’ve slowly been teaching myself how to use it. With the lathe came several lantern tool posts, and a mess of other stuff. I am using the Armstrong style toolholders, but I’m a little confused on take angle for my HSS. When...
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