Search Results - Practical Machinist - Largest Manufacturing Technology Forum on the Web
Close
Login to Your Account

Search:

Type: Posts; User: DanASM

Page 1 of 4 1 2 3 4

Search: Search took 0.00 seconds.

  1. Replies
    2
    Views
    153

    Thanks. I know they (Mcmaster) are always more...

    Thanks. I know they (Mcmaster) are always more expensive but if I have to grind or machine a lot more material away it can bring the cost way up anyway.

    I am pretty sure I can live with .125...
  2. Replies
    2
    Views
    153

    Small diameter 4140 firearms stock

    I am always finding it difficult to get anything under .375-.500 round stock.

    I got 16 different firearms parts to quote and they dont have any surface finish requirements. I was thinking of...
  3. Replies
    10
    Views
    689

    HARDINGE T8 5/8" Knurling Tool w/ 5/8" Shank ...

    HARDINGE T8 5/8" Knurling Tool w/ 5/8" Shank H-396 - $149.99 | PicClick

    This Is what I use on Screw Machines. Just have to change the angle of the rolls to get whatever knurl you...
  4. Replies
    37
    Views
    1,758

    Only a slotting attachment for a dedicated job....

    Only a slotting attachment for a dedicated job. Most of my work doesnt need 2nd op. Only Stainless needs lapping.

    I have been interested in thread rolling lately. I like the idea of a vertical...
  5. Replies
    37
    Views
    1,758

    I had a Stainless rep in here last week who says...

    I had a Stainless rep in here last week who says he is from the 2nd biggest Stainless mill globally. They didnt have a problem selling me small quantities either. I am leaning on trying them out to...
  6. Replies
    37
    Views
    1,758

    I do have a deburring wheel that I chuck up on a...

    I do have a deburring wheel that I chuck up on a lathe to deburr some rods. I have seen this same wheel used on these attachments. My old man told me they can/are used for deburring on the machine...
  7. Replies
    37
    Views
    1,758

    I have never tried. I dont have a pick off...

    I have never tried. I dont have a pick off attachment on my OO. I have 1 on a 2G and 1 on an OG. The OG is a dedicated job thats slotted. The 2G one came with the machine I recently bought. I just...
  8. Replies
    37
    Views
    1,758

    When I ran it 8 months ago I had it on a 50...

    When I ran it 8 months ago I had it on a 50 second cam and it worked great. I know there was some wasted time on it but it worked so I just went with it and let it run. This time I couldnt get it to...
  9. Replies
    37
    Views
    1,758

    Ran all day today. Not a problem at all. Even ran...

    Ran all day today. Not a problem at all. Even ran unattended most of the day.
  10. Replies
    37
    Views
    1,758

    Got the form taps in today and got a good 2 hour...

    Got the form taps in today and got a good 2 hour run with them. no problems at all. ran great for almost 200 parts.

    I will run this all day tomorrow and see if I can get 700 holes tapped. I feel...
  11. Replies
    37
    Views
    1,758

    Lower carbon content makes the material easier to...

    Lower carbon content makes the material easier to machine as well. Every grade of 300 series Stainless that I have machined over the years have given me way better results when I order "L". Its just...
  12. Replies
    12
    Views
    948

    Retail is 2x Wholesale. Wholesale is 2x...

    Retail is 2x Wholesale.

    Wholesale is 2x Manufactured sale price.

    Manufactured is usually 20% more than cost to manufacture.

    If you get 25-30% more than manufactured cost it can lead to...
  13. Replies
    37
    Views
    1,758

    I have the TiCN Form taps coming in tomorrow....

    I have the TiCN Form taps coming in tomorrow. With a number 33 drill. Says it will give me 67.5%-70% threads. I have about 5000 more of these to make. I will gladly update.

    I did get the material...
  14. Replies
    37
    Views
    1,758

    No spec. I am also making the male part that goes...

    No spec. I am also making the male part that goes into it so I can check for proper fit. I was tapping at 620rpm I believe. I know I tried a few speeds from 555-750.

    I did check for the right...
  15. Replies
    37
    Views
    1,758

    My old man says they were always used in softer...

    My old man says they were always used in softer materials like brass and aluminum. He comes from old school machining techniques and hasnt changed anything since the 70's.

    We run Brown and Sharpe...
  16. Replies
    37
    Views
    1,758

    cant say I have ever tried roll taps. This may be...

    cant say I have ever tried roll taps. This may be the solution.
  17. Replies
    37
    Views
    1,758

    These taps arent bottom taps. I need spiral flute...

    These taps arent bottom taps. I need spiral flute taps where the threads go full length of the shank. Like these.

    WESTWARD 5TWR0 Spiral Flute Tap,Bottom,#5-40,S/O,3 Flt 190735876961 | eBay
  18. Replies
    37
    Views
    1,758

    https://www.mscdirect.com/product/details/65674954...

    https://www.mscdirect.com/product/details/65674954

    See how the shank that is beyond the thread is reduced. I need the threads to go all the way back without reducing size throughout the tool. The...
  19. Replies
    37
    Views
    1,758

    Source for 5-40 taps with no reduced shank

    I am running through tons of taps on a stainless job I have done in the past. Its 316L .187" dia.

    I have tried 3 different kinds...Gold (TIN), Black (TICN), and HSS Black Ox/Bright finish.

    I...
  20. Thread: Starting a Shop

    by DanASM
    Replies
    86
    Views
    6,669

    I think you are thinking too hard about this. It...

    I think you are thinking too hard about this. It is clearly your first time getting into business and I can see your concerns.

    Get a DBA from the town you will be operating in. After that go to...
  21. Replies
    45
    Views
    2,300

    I am told you need an "inverter duty motor" for...

    I am told you need an "inverter duty motor" for use with VFD's. putting them on old motors is not recommended.
  22. Replies
    11
    Views
    1,337

    If you are feeding out too long try to feed it...

    If you are feeding out too long try to feed it out 2 times with shorter lengths. When adjusting the collet tension I use a piece of round bar to open and close it. Adjust to the tightness I feel is...
  23. Replies
    30
    Views
    2,545

    The best thing you have going for you is the...

    The best thing you have going for you is the company name. You have a great resume to show potential customers. It sounds like you actually know how to run the business as well so its not a "lets try...
  24. Replies
    14
    Views
    1,181

    I dont use my phone for vids or pics. I know I...

    I dont use my phone for vids or pics. I know I dont have a data plan but I may be able to record one and upload it from my pc.

    Too busy right now might have to remind me.

    Maybe I will make...
  25. Replies
    14
    Views
    1,181

    Today I took the slide off and cleaned and...

    Today I took the slide off and cleaned and scraped it. I didnt notice anything that looked bad/broken. After putting it all back together I made 10 parts in a row with no chatter, no howling or...
Results 1 to 25 of 77
Page 1 of 4 1 2 3 4