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  1. Replies
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    Thanks Steve. Probably a lower silver content...

    Thanks Steve.

    Probably a lower silver content type rod for plumbing etc.

    I see that CIG now stock only a flux coated 45% rod, and even that is possibly "obsolete", and, ... that a search on...
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    Mystery Silver Brazing Rod? Stamped "5P"

    Hi there

    I have been cleaning up and sorting brazing stuff.

    I found an interesting smallish section of what appears to be Silver Brazing rod, 0.118 inch dia and stamped "5P".

    When scraped...
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    Thanks Andrew, I think that you may have it...

    Thanks Andrew,

    I think that you may have it solved.

    rgds
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    Mystery Object from Old Timber Mill

    Can anyone please recognise the object in attached photos?
    Car keys give size.
    Appears to be cast iron given the observed corrosion resistance and weight.

    It is familiar to me, but I just cannot...
  5. Thanks Techo1 Are they meant to be changed...

    Thanks Techo1

    Are they meant to be changed between say a Jacobs type chuck and the internal 1/4 inch hex drive, or between multiple Jacobs chucks?
    If If it is meant to be for multiple chucks, I...
  6. Mystery Tool Accessory - What are these things?

    .
    I bought two of these "things" at a market a while ago, not knowing what they were, and I still don't know.
    I am very curious.

    Each is threaded 1/2 inch 20 TPI male and female at each end, as...
  7. That is one great video - had me captive. ...

    That is one great video - had me captive.

    Instead of my quadrant idea, I actually made up a three roller bender using cheap plastic wheels and a piece of MDF.
    Works OK.
    I rolled up a 1m loop OK,...
  8. Thanks to everyone. I did get some ideas. Malb...

    Thanks to everyone. I did get some ideas.

    Malb - nominal 6m lengths of ally tubing are actually 6.5m, so I would have been OK, and I did account for 2/pi = 1.909+ in my original post.
    I will...
  9. How To Bend a 6 m Length of 12 or 16mm dia Aluminium Tubing To a 2m Dia Circle?

    How to Bend a 6 m Length of 12 or 16mm dia Aluminium Tubing To a 2m Dia Circle

    Can I ask how I should bend a 6 metre length of 12 or 16 mm dia aluminium tubing of 1.6 mm wall thickness into a 2...
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    If some of you out there have serviceable laptops...

    If some of you out there have serviceable laptops with XP and are using it as a terminal for older programs to talk to cars via OBD, and to Coms equipment, and machines with legacy controllers etc,...
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    Hi again, Well done. I was going to suggest...

    Hi again,

    Well done.

    I was going to suggest that you regrind a good quality masonry bit, but didn't want to receive the almost perfunctory bad comments.
    My Artu bits are actually reverse...
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    The original C&K toggle switches had chrome...

    The original C&K toggle switches had chrome plated brass actuators, but I doubt if you will see this brand in hobby shops.
    But ... your big problem will be that the shops stock switches from soooooo...
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    Could you not make them out of 6mm sheet or bar...

    Could you not make them out of 6mm sheet or bar ally for the sides, and various diameters of ally tubing?
    You could be both the Klimpt and de Bono of construction in one fell swoop.
  14. Replies
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    Grind a small flat. Use an Artu carbide drill,...

    Grind a small flat.
    Use an Artu carbide drill, full size, ie no pilot drill.
    Medium to high drill RPM, medium pressure, no coolant.

    We all wish you good luck.
  15. Replies
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    Looking at the photos of the inside, I marvel at...

    Looking at the photos of the inside, I marvel at the minimalist though clever electrical and physical design.
    Slot ventilation of the case might have helped reliability.
  16. Thread: stud remover

    by mike48
    Replies
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    2,492

    "Can anyone suggest a suitable steel for the new...

    "Can anyone suggest a suitable steel for the new studs ? "

    Could you just try using similar diameter Gr8 bolts of an approximate (slightly longer) length and trim the length to suit?
    Has worked...
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    Hi there, that AC/DC adaptor looks a bit...

    Hi there,

    that AC/DC adaptor looks a bit suspect to me with contradictory approval markings, and an undefined output polarity marking, although in general it will be positive on the plug inner,...
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    Hi Michael. I assume that you mean a mobile...

    Hi Michael.

    I assume that you mean a mobile phone?
    If you persist, you will find a supplier, but in the end, it may not be local.
    If it is not clear from the item specifications in the user...
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    Irfanview can batch resize as well as myriad...

    Irfanview can batch resize as well as myriad other characteristics of an image file.
    It can do multiple jobs, not just resize, on each file in a specified order.
    For example, it can crop borders,...
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    Try the free program "Irfanview". OK in Win10....

    Try the free program "Irfanview".
    OK in Win10.
    Magic and powerful.
    It's batch processing capability is amazing.

    Takes a wee bit of use before you get a good feel for it.
    Better and faster than...
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    RustyArc - Agreed. Even I have gone to an...

    RustyArc - Agreed.

    Even I have gone to an inverter unit now.
    I was on a memory lane trip.
    When I was about twelve, my dad and I made a 10# welder based on the Abel design.
    My dad used to get...
  22. Replies
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    These old Abel welders were good quality in their...

    These old Abel welders were good quality in their day.
    The current adjustment towards the high end of adjustment can be a bit hard to accurately set as the rate of change of amps per handle turn is...
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    Try Staedtler permanent Lumocolor "F", which are...

    Try Staedtler permanent Lumocolor "F", which are "dry safe" and available in newsagents and Officeworks etc.
    Not bad for electronics on PCBs, and glass and metals, CDs and DVDs etc.
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    Not quite on subject, but ... A few years ago,...

    Not quite on subject, but ...
    A few years ago, maybe 2012, I was in Tunbridge Wells and waiting for a train.
    The church on the south side of the station and down the road had a jumble sale.
    There...
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    Just be aware that Digital Voltmeters are...

    Just be aware that Digital Voltmeters are susceptible to stray AC voltage pickup due to the inherent high resistance of the measuring circuit.
    When troubleshooting stuff, and you get a suspicious AC...
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    Possibly - direct RF radiation or RF...

    Possibly -

    direct RF radiation or RF conduction of the welder HF getting into the LED controller electronics, maybe by an RF path through the mains leads, and then causing unpredictable effects....
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    Great video, thanks for sharing. Interesting...

    Great video, thanks for sharing.

    Interesting on cultural grounds also, not to mention dress, and Health and Safety standards.

    And, ... is that a Leyland Badger truck?

    (At least the truckie...
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    Thanks a heap for the great photos. Don't know...

    Thanks a heap for the great photos.
    Don't know what your itinerary is, but if you get a chance, spend a day at The Deutsche Museum in Munich.
  29. Hi all, recipients resolved OK; offer closed....

    Hi all,

    recipients resolved OK; offer closed.
    One to kwijibo99, one to KBs PensNmore.

    mike
  30. OK guys the way I read it, is that one should...

    OK guys

    the way I read it, is that one should go to Greg (kwijibo99), and the other to (sacc51)?

    The 1/10 thou head has a slight issue.
    So the goodie goes to Greg.
    No need for proof of use....
  31. Free To A Good Home - Two Moore and Wright Micrometer Heads 0-1 inch

    Free.

    I probably wont use these, and someone else on our forum might.
    Two Moore and Wright Micrometer Heads 0-1 inch opening, one 0.001, one 0.0001 inch.
    One perfect, one needs a touch of TLC....
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    How Are Very Small Twist Drills Made?

    I was using some 0.3mm and 0.5mm twist drill bits today to clean up a tiny hole in a PC board.

    I wondered how these things are actually made?

    With a 10x loupe, they seemed to have ground flutes.
  33. I think that this is probably correct, and any...

    I think that this is probably correct, and any modification to use a pot to achieve variable speed is most certainly unlikely to work without some additional Analogue to Digital interface...
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    With some success, my dad used to dip noisy...

    With some success, my dad used to dip noisy armatures and transformer laminations in shellac or turps diluted Solpah paving paint, then wipe off.
  35. Thread: Spanner sizes

    by mike48
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    16,574

    Hmmm! I had another very close look at my...

    Hmmm!

    I had another very close look at my Sidchrome WW spanners with a 10X loupe.

    They are in fact coated with what may be paint, but gee, it's good.
    You can see it in one of the photos with...
  36. Thread: Spanner sizes

    by mike48
    Replies
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    16,574

    While we are talking about WW spanners, and, just...

    While we are talking about WW spanners, and, just slightly off topic, I have always wondered about the coating used on my dad's WW spanners, bought probably about 1950 or so.

    333852

    The photo...
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    Permanent magnets will lose their magnetism by...

    Permanent magnets will lose their magnetism by themselves over time, but it is over centuries, not months or years.
    They also lose "strength" with long exposure to strong alternating magnetic...
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    . Thanks everyone for a most informative thread....

    .
    Thanks everyone for a most informative thread.

    And, ... probably like most here who read the thread, and who have a dry chemical extinguisher in the workshop, I gave mine a good thump and...
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    When I was a trainee techo in 1968, our...

    When I was a trainee techo in 1968, our blacksmith shop cut me a 350mm piece of unused rail track on a metal bandsaw. Dont know how they got the track, as this was an aviation engineering...
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    Thales is French, partially owned by the French...

    Thales is French, partially owned by the French Government.
    Has a long ancestry.
    Manufacturers of high quality civil and defence equipments.

    No association, except for working on some of their...
  41. Fastener Supplies for Home Mechanics and Tinkerers, Brendale, North Brisbane

    I needed about 20 pop rivets the other day, not normally stocked by hardware stores.

    Went to my local nuts and bolts supplier.

    Counter talk -

    "Can I have some 6.8 x 20mm Aluminium with...
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    Nice job Ben. Reminds me of a time when … I...

    Nice job Ben.

    Reminds me of a time when …
    I was in training in electronics at Eagle Farm Brisbane and we were learning lathe basics, and had to chose a project, and I chose a …
    Real working...
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    Boring Cutter for Drill Press

    Boring Cutter for Drill Press.

    The wealth of info in this thread intrigued me to the point of making a prototype simple cutter like Ben has mentioned.
    I needed something to make 24mm dia holes in...
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    Hi Does that white tape have a brand name?

    Hi

    Does that white tape have a brand name?
  45. Looking at the circuit in the original post, I...

    Looking at the circuit in the original post, I have been told that the split run winding is utilised by the manufacturer to make the one motor work on 110 or 220 volts, for the two world markets.
    ...
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    19,046

    I just love these old catalogues. You can...

    I just love these old catalogues.

    You can download a few from "Rose Antique Tools" in pdf format.
    Rose Antique Tools old tools and history
    Brown and Sharp 1913.
    Starrett 1948

    And ......
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    Hi Bob Hmmm ... must try that out; sounds good....

    Hi Bob
    Hmmm ... must try that out; sounds good.

    You know I think a lot of technically minded people must carry out the "reverse start" instinctively at times, without even thinking about it,...
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    How To Avoid Cross Threading Bolts and Screws

    I was helping someone fix some rattles on his motorhome the other day, and he had to remove a seat belt fitting to get access. On re-assembly, he cross threaded the associated (fine thread) bolt just...
  49. Thread: mystery metal

    by mike48
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    I just noticed the "Roxby Downs" bit, and I now...

    I just noticed the "Roxby Downs" bit, and I now realise that you probably already know all about vehicle add-ons and road corrugations, and what can happen!!

    cheerio
  50. Thread: mystery metal

    by mike48
    Replies
    14
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    6,454

    Hi making brackets and "things" for a dual...

    Hi

    making brackets and "things" for a dual battery setup in a vehicle might be better made with mild steel which is not so brittle and has a bit of flex when driving on long corrugated roads etc...
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