Tab Content
  • old mart's Avatar
    Today, 04:11 PM
    old mart replied to a thread What the ... ! in General
    I wonder if the bar is flexing, is there any way to have less projecting? You could try honing the blade to get it sharper than ground, and make...
    11 replies | 312 view(s)
  • old mart's Avatar
    Today, 04:04 PM
    I'm not sure what you mean by 1-3" slots. 1" by three inch long, or 1/3" wide slots? Pretty much any solid carbide end cutting end mill will work...
    3 replies | 120 view(s)
  • old mart's Avatar
    Today, 03:56 PM
    old mart replied to a thread What the ... ! in General
    How much of the bar is projecting from the chuck?
    11 replies | 312 view(s)
  • old mart's Avatar
    Today, 12:10 PM
    "check the progress of the cleaning frequently". Why do you think I put that line in my post, Cameron, do you think I'm stupid, I have qualifications...
    19 replies | 583 view(s)
  • old mart's Avatar
    Today, 10:33 AM
    Just because you got away with milling with a drill chuck is no reason to condone an unsafe practice. There are plenty of stupid and na´ve people...
    18 replies | 553 view(s)
  • old mart's Avatar
    Today, 07:01 AM
    If you make the workpiece the anode, oxygen is liberated which cannot cause embrittlement. Check the progress of the cleaning frequently. Try to keep...
    19 replies | 583 view(s)
  • old mart's Avatar
    Today, 06:49 AM
    With that type of chuck, Metal Butchers drilling method is by far the easiest, I would go for a 1/2" hole to use a nice big punch, or better still, a...
    18 replies | 553 view(s)
  • old mart's Avatar
    Yesterday, 05:40 PM
    If you derust steel cathodically (the workpiece minus polarity) then hydrogen embrittlement is a risk. This can cause cracks, especially in high...
    19 replies | 583 view(s)
  • old mart's Avatar
    Yesterday, 02:06 PM
    old mart replied to a thread Shortened Morse Tapers in General
    I hope I haven't missed something reading through the posts, but I don't think there has been a mention of checking the spindle bearings for...
    41 replies | 1458 view(s)
  • old mart's Avatar
    Yesterday, 01:56 PM
    What is needed is a method of rotating the brushes on their plate. The old two speed windscreen wipers had a third brush at about 40 degrees from...
    33 replies | 1131 view(s)
  • old mart's Avatar
    Yesterday, 01:11 PM
    Of course they'd honour those prices, lynnl, you send the money and they will order them, just don't hold your breath waiting for the delivery man. ...
    20 replies | 674 view(s)
  • old mart's Avatar
    Yesterday, 11:50 AM
    There are some nice machines in your catalogue. At the museum we have an Atlas model 12" 3985, the 24" short bed version of the 3986 illustrated. It...
    20 replies | 674 view(s)
  • old mart's Avatar
    07-14-2019, 03:45 PM
    old mart replied to a thread The Color Red - Outdoors in General
    I can guess why red is important, the customers want a giant stars and stripes on the wall of their house.
    18 replies | 768 view(s)
  • old mart's Avatar
    07-13-2019, 03:36 PM
    old mart replied to a thread The Color Red - Outdoors in General
    Some of the modern paints might last that long with a coating of clear lacquer. Red cars seem to keep their brightness much better now compared with...
    18 replies | 768 view(s)
  • old mart's Avatar
    07-13-2019, 01:45 PM
    The inch, foot, yard furlong, mile and so on are all British measurements, metric measurements are of French origin, is there anything at all which...
    124 replies | 4273 view(s)
  • old mart's Avatar
    07-12-2019, 02:05 PM
    I love the way these discussions degenerate into rows, its just as well the rest of the world lives out of range of the average USA citizens guns, or...
    124 replies | 4273 view(s)
  • old mart's Avatar
    07-09-2019, 04:17 PM
    old mart replied to a thread mill chuck jaws uneven in General
    I'm beginning to think, the OP hasn't been entirely truthful with his story. I recon that it is impossible to get a jaw out without removing the...
    8 replies | 646 view(s)
  • old mart's Avatar
    07-09-2019, 04:08 PM
    old mart replied to a thread 1980 Boxford Redo in General
    I take it that your VFD has been programmed to work with the remote controls, they can be a bit touchy if not.
    57 replies | 21394 view(s)
  • old mart's Avatar
    07-09-2019, 04:00 PM
    I should do the passivating after the work is complete including all welding. Also, citric acid may not be one of the strong ones, but eye protection...
    33 replies | 1681 view(s)
  • old mart's Avatar
    07-08-2019, 04:46 PM
    You could keep the acid in a polypropylene container with a lid, and it would probably work for six months or more. Passivating SS will not use up...
    33 replies | 1681 view(s)
  • old mart's Avatar
    07-08-2019, 04:33 PM
    old mart replied to a thread 1980 Boxford Redo in General
    Does that chuck guard have a built in microswitch? If it doesn't, then it would be a useful safety addition. I use one all the time, not only does it...
    57 replies | 21394 view(s)
  • old mart's Avatar
    07-08-2019, 03:46 PM
    It has to be some temperature or other. That particular one is a comfortable working temperature, not too extreme for heating or air conditioning to...
    124 replies | 4273 view(s)
  • old mart's Avatar
    07-08-2019, 11:55 AM
    I would try googling passivating SS. Citric acid can be used which is more environmentally friendly than other acids, but I don't know the strength,...
    33 replies | 1681 view(s)
  • old mart's Avatar
    07-08-2019, 11:36 AM
    old mart replied to a thread mill chuck jaws uneven in General
    If you find the chuck is beyond repair, then drill a 5/16" hole through the inside of the chuck into the cavity where the end of the morse taper...
    8 replies | 646 view(s)
  • old mart's Avatar
    07-08-2019, 09:12 AM
    I would check the state of the wiring on any pre double insulated tools before continuing to use them. I had a new B&D D720 back in the late sixties,...
    50 replies | 2781 view(s)
  • old mart's Avatar
    07-08-2019, 09:04 AM
    Well, the use that you have put it to is probably exactly what it was originally intended for.
    4 replies | 553 view(s)
  • old mart's Avatar
    07-08-2019, 08:59 AM
    old mart replied to a thread mill chuck jaws uneven in General
    You may have done irreparable damage to it. The way to dismantle a chuck like this is to turn up a tube to push the rear of the tightening collar...
    8 replies | 646 view(s)
  • old mart's Avatar
    07-07-2019, 12:09 PM
    old mart replied to a thread Spade drill holder in General
    All of the big names such as Sandvik and Kennametal produce this type of drill system, but there is no standardisation you could rely on.
    40 replies | 2083 view(s)
  • old mart's Avatar
    07-07-2019, 11:59 AM
    Not exactly a tool, but I bought my Casio digital watch in 1979, that's 40 years ago. Its the one with the marlin on the front and the five year...
    50 replies | 2781 view(s)
  • old mart's Avatar
    07-07-2019, 06:59 AM
    I checked the oil level in the museums compressor yesterday. It has a bullseye of about 3/4" diameter with a 5/16" diameter red ring in the middle....
    12 replies | 887 view(s)
More Activity
About old mart

Basic Information

About old mart
Location:
Somerset UK

Statistics


Total Posts
Total Posts
2,337
Posts Per Day
1.54
General Information
Last Activity
Today 04:14 PM
Join Date
05-25-2015
Referrals
0