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  • JCByrd24's Avatar
    10-18-2018, 10:19 AM
    It's got to be deflection of the work piece due to material removed right? Off all operations in a mill that can have error, this is just not one of...
    8 replies | 534 view(s)
  • JCByrd24's Avatar
    10-17-2018, 04:24 PM
    Well what you are describing is very odd indeed. Final slotting passes of 0.375" axial DOC x 0.005" radial DOC with no change in quill or knee...
    8 replies | 534 view(s)
  • JCByrd24's Avatar
    10-17-2018, 01:47 PM
    1) Cutting the slot along the x-axis I presume. Did you cut the slot to full depth in 1 pass or multiple? If multiple did you change z with quill or...
    8 replies | 534 view(s)
  • JCByrd24's Avatar
    10-10-2018, 04:34 PM
    +1. I've got an insert set that goes pretty small, but not that small. I'd grab a broke solid carbide endmill (or new for about $10) and go to work....
    22 replies | 885 view(s)
  • JCByrd24's Avatar
    09-30-2018, 11:34 AM
    I have the Lapond from Amazon on my lathe. The manual is great and you can get it in PDF prior to purchase if you want, which I did. The VFD itself...
    18 replies | 880 view(s)
  • JCByrd24's Avatar
    09-28-2018, 02:31 PM
    JCByrd24 replied to a thread Why so many mill drills? in General
    The Asians do make the mini-BPs. The 6x26 is available from numerous suppliers, including Grizzly. The 8x30/35 is also available from Jet, Grizzly...
    90 replies | 5503 view(s)
  • JCByrd24's Avatar
    09-27-2018, 10:34 AM
    As mentioned in #11, ideal is use the scarifier teeth/shanks on a road grader/box blade/grading scraper to simply loosen the surface to the depth of...
    19 replies | 959 view(s)
  • JCByrd24's Avatar
    09-27-2018, 07:23 AM
    Not sure how long of a road or what size tractor you have, but I'll put in another vote for a box blade or better yet a grading scraper over a loader...
    19 replies | 959 view(s)
  • JCByrd24's Avatar
    09-26-2018, 11:44 AM
    My new PM-30MV mill had some very rough scraping/frosting done by a complete hack with a power tool on the z-axis slide only, sounds the same and I...
    5 replies | 395 view(s)
  • JCByrd24's Avatar
    09-25-2018, 03:26 PM
    The newer PM-940M matches the 12Z in size and heavier design features, 12Z basic has price advantage though. I'd love to see one in person, I hear...
    19 replies | 888 view(s)
  • JCByrd24's Avatar
    09-25-2018, 09:42 AM
    Keep in mind PM932, ZX45, ZAY7045FG, and DM45 are all the same basic machine. Perhaps the owners of some none-PM variants can chime in but for me...
    19 replies | 888 view(s)
  • JCByrd24's Avatar
    09-24-2018, 12:41 PM
    JCByrd24 replied to a thread Why so many mill drills? in General
    For me it was all about space and moving a machine. At this point I'd be more than comfortable evaluating a used machine, which is another common...
    90 replies | 5503 view(s)
  • JCByrd24's Avatar
    09-07-2018, 12:15 PM
    I have a spoolgun for my MM175 and the biggest difference in technique for me was aluminum wants a lot more stick out, like 3/4” from memory. I...
    7 replies | 591 view(s)
  • JCByrd24's Avatar
    09-04-2018, 03:56 PM
    flylo, a couple things for you to consider: 1) The ability of your alternator to charge your batteries is likely better than your ability to...
    58 replies | 3514 view(s)
  • JCByrd24's Avatar
    09-04-2018, 09:08 AM
    I'm a new hobby machinist with a hobby machine. For me I skipped the corn cob rougher altogether and went right to variable helix solid carbide for...
    34 replies | 4152 view(s)
  • JCByrd24's Avatar
    08-31-2018, 11:07 AM
    JCByrd24 replied to a thread Tool Post Drill Chuck in General
    My lathe runs the cross slide off it's leadscrew right around the point the toolpost stud is on CL from memory, maybe slightly before, which would...
    54 replies | 4572 view(s)
  • JCByrd24's Avatar
    08-30-2018, 07:34 AM
    Awning repair tape is pretty impressive.
    14 replies | 783 view(s)
  • JCByrd24's Avatar
    08-20-2018, 08:18 AM
    JCByrd24 replied to a thread Combating machine rust in General
    Yes they do a little, I'm in complete agreement, I was trying to explain quickly why it wasn't a good idea. The OP and his fellow swamp cooler...
    68 replies | 3157 view(s)
  • JCByrd24's Avatar
    08-19-2018, 07:50 PM
    JCByrd24 replied to a thread Combating machine rust in General
    A dehumidifier and AC are basically the same machine only the dehumidifier has both condenser and evaporator in the same space. As such, they’re...
    68 replies | 3157 view(s)
  • JCByrd24's Avatar
    08-17-2018, 02:46 PM
    JCByrd24 replied to a thread 4 jaw chuck in General
    Credit goes to Abom, he says it all the time in his videos, though I added the note about lows being when the needle spins left. Because that's what...
    37 replies | 2256 view(s)
  • JCByrd24's Avatar
    08-17-2018, 02:29 PM
    JCByrd24 replied to a thread Combating machine rust in General
    You're talking an industrial shop with lots of air volume and with doors open anyway, and I assume it's dry out! The OP sounds like he's closed up in...
    68 replies | 3157 view(s)
  • JCByrd24's Avatar
    08-17-2018, 02:20 PM
    JCByrd24 replied to a thread Grizzly 4000 Lathe in General
    My 1980s Enco is the same way and I'd imagine even good lathes might be as well. Lots of backlash between the rack and pinion, but it shouldn't...
    6 replies | 399 view(s)
  • JCByrd24's Avatar
    08-17-2018, 02:12 PM
    JCByrd24 replied to a thread 4 jaw chuck in General
    5 minutes isn't bad, but go back and look at my post (#7) and look at the words with L in bold and remember this. Once this stuck for me it was a...
    37 replies | 2256 view(s)
  • JCByrd24's Avatar
    08-17-2018, 09:39 AM
    JCByrd24 replied to a thread Combating machine rust in General
    Details aside, this is the worst possible way to cool a closed space with bare machined surfaces inside. You will very quickly drive humidity to 100%...
    68 replies | 3157 view(s)
  • JCByrd24's Avatar
    08-17-2018, 09:29 AM
    JCByrd24 replied to a thread 4 jaw chuck in General
    I'm definitely a hobbiest but as has been said on short parts I'm down to a minute or two and at this point I don't have to relearn every time I do...
    37 replies | 2256 view(s)
  • JCByrd24's Avatar
    08-13-2018, 03:34 PM
    JCByrd24 replied to a thread Bandsaw coolant in General
    Another vote for dry for a home shop type. Blade life for me is also determined by Bozo setups, bad factory welds, or chipped teeth from too course a...
    20 replies | 1010 view(s)
  • JCByrd24's Avatar
    08-09-2018, 01:39 PM
    The mill equivalent to the concrete lathe bench has been demonstrated by supporting the column of a benchtop mill by bolting it with diagonal steel...
    11 replies | 905 view(s)
  • JCByrd24's Avatar
    08-07-2018, 02:10 PM
    JCByrd24 replied to a thread Mill Vise Accuracy in General
    Take a look at Shars V series. They are reportedly very accurate for the price. Abom (popular youtube machinist) did an assessment and it beat spec i...
    81 replies | 5935 view(s)
  • JCByrd24's Avatar
    07-24-2018, 10:38 AM
    I had a similar thing just yesterday on my lathe. I physically wrecked my original VFD through a bonehead accident and had to wire up a new one....
    16 replies | 1203 view(s)
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