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Type: Posts; User: jack620

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  1. Replies
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    Almost every Google search for CR2024 throws up...

    Almost every Google search for CR2024 throws up CR2025, which is available at Bunnings. I found one reference which indicated the 2024 was 3.0V as is the 2025. The 2025 should be the same diameter...
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    The OP also mentioned the inside: "...and...

    The OP also mentioned the inside:

    "...and something on the inside where I can plug in a couple of leads."

    Which is what I linked to.

    And Sparksy mentioned double pole outlets. Which, again,...
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    Crikey Bob, I was talking about using them on the...

    Crikey Bob, I was talking about using them on the inside, not the outside!
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    Like these?...

    Like these? https://www.bunnings.com.au/deta-double-pole-double-power-point_p0087096
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    Admittedly I'm stretching my memory back about 45...

    Admittedly I'm stretching my memory back about 45 years, but I don't remember my dad's blow lamps having a trigger. I thought they needed to run continuously to vapourise the kero. Same as a shellite...
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    You'd still need a way to stop and start the flow...

    You'd still need a way to stop and start the flow I think Steve?
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    A $25 can of brake clean!!??

    A $25 can of brake clean!!??
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    I can't help with an aerosol can, but I've had...

    I can't help with an aerosol can, but I've had one of these for ten years and it's still going strong: https://www.gasweld.com.au/mx3-a-spray-trigger-bottle-500ml

    No leaks yet.
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    Hi John, your mod is very similar to mine....

    Hi John,
    your mod is very similar to mine. However I used a much shorter bolt. Provided the bolt is a bit longer than 1", a 1-2-3 block makes up the difference and saves a lot of winding!
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    I enjoyed Michaelís video, but do yourself a...

    I enjoyed Michaelís video, but do yourself a favour and attach a piece of 10mm plate to each vice jaw to extend them out to just shy of the blade. An M10 bolt threaded into the movable jaw extension...
  11. Thread: Rope Knurl

    by jack620
    Replies
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    343

    Has your friend tried Accu-Trak?...

    Has your friend tried Accu-Trak? https://accu-trak.com/index.php

    From their website:

    "We also frequently make (and keep track of) literally thousands of over run special wheels from previous...
  12. You donít know that. They might have sentimental...

    You donít know that. They might have sentimental value.
  13. Hi Virginia, Aluminium pots that aren't...

    Hi Virginia,
    Aluminium pots that aren't non-stick are anodised. After sandblasting your pots are now raw aluminium which is unsuitable for cooking.
    ...
  14. I've got the same blade and it's a ripper. As...

    I've got the same blade and it's a ripper. As soon as I get any chatter I sharpen the blade. That solves the problem almost every time. I just kiss the front face of the blade against the flat side...
  15. Thread: Sino DRO

    by jack620
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    Would it prove anything if they did? They are...

    Would it prove anything if they did? They are made in China!
  16. Great idea. I'd never thought of that.

    Great idea. I'd never thought of that.
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    You could make one though if you have a metric...

    You could make one though if you have a metric lathe.
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    Wouldnít a 400V cap be OK John? And are you sure...

    Wouldnít a 400V cap be OK John? And are you sure the cap is needed? Does the motor winding inductance have a smoothing effect?
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    I do know that the Sutton viper drill bits are...

    I do know that the Sutton viper drill bits are made in NZ and Sutton cobalt drill bits are made in Australia.
  20. Iím pretty sure you have that the wrong way...

    Iím pretty sure you have that the wrong way around.
  21. In Oz, it's almost always cheaper to buy from the...

    In Oz, it's almost always cheaper to buy from the UK than the US as postage is soooo much cheaper.
  22. Replies
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    I guess that makes sense. How about a full bridge...

    I guess that makes sense. How about a full bridge rectifier?
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    I thought you just sharpened a step drill by...

    I thought you just sharpened a step drill by grinding the flat face? same as a router bit.

    https://www.youtube.com/watch?v=oweTQxWSIyU
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    How about just a diode? Here's what I'm thinking....

    How about just a diode? Here's what I'm thinking. The diode creates half-wave rectified DC. It may be possible to use a bridge rectifier, but I haven't looked into it.

    Here's how I envisage it...
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    That is exactly what I suggested earlier in the...

    That is exactly what I suggested earlier in the thread. Simply a pushbutton switch that applied rectified AC to the motor after it is switched off. The operator holds the button pressed until the...
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    Wouldnít it be nice if the OP acknowledged all...

    Wouldnít it be nice if the OP acknowledged all the helpful responses he has received?
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    My local Bunnings is clearing out their...

    My local Bunnings is clearing out their Tradeflame gear. They have the oxy-acet blowpipe for about $50. Welding tips for between $5-10. Regs for $50. Maybe your local Bunnings is too? It's not on...
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    Since you have the end mill and you're prepared...

    Since you have the end mill and you're prepared to sacrifice it, you might be able to bore a hole in the end with a cheap 6mm solid carbide end mill. Then Loctite a 6mm diameter pin into the hole in...
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    I was confused about that too. Upon re-reading...

    I was confused about that too. Upon re-reading the original post I think he just wants to de-power the control panel as others have said. I miss-read it as the lathe stays running when he tries to...
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    I'm glad I'm not the only one thinking this!

    I'm glad I'm not the only one thinking this!
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    Are you kidding? Nearly any industrial fixed...

    Are you kidding? Nearly any industrial fixed machine capable of inflicting injury will have NVR protection. Would you advocate not having emergency stops on a lathe? I mean, no competent metalworker...
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    Threads can also be used for things like a...

    Threads can also be used for things like a vernier depth stop or a fine adjuster on a table saw fence. I recently made these and cut my own male threads to give almost backlash-free movement.
    ...
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    The problem with that isolator is it wonít drop...

    The problem with that isolator is it wonít drop out if the power fails. So if you donít switch off the lathe after a power failure the lathe will fire up again when the power returns. A no volt...
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    Who said anything about aerospace tolerance?

    Who said anything about aerospace tolerance?
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    You may need to make your own bolts. Either by...

    You may need to make your own bolts. Either by single-pointing them on a lathe (if you have one) or using a split die and opening the die up to increase the thread diameter.
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    I think the RHS of the circuit diagram is cut off...

    I think the RHS of the circuit diagram is cut off John.
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    I might misunderstand your circuit John, but...

    I might misunderstand your circuit John, but doesnít your push button switch cause the contactor to latch? So you donít need to keep the button pressed? If so, Iím proposing you donít latch the...
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    Hi John, My interest in this circuit is for my...

    Hi John,
    My interest in this circuit is for my table saw. I don't think a 20 second gap between restarts would be a problem. But, would it simplify the circuit if it had a manually operated...
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    Thanks gents. Some good ideas there. Iíll start...

    Thanks gents. Some good ideas there. Iíll start with the glue trick and take it from there.

    The windows and doors are aluminium clad to meet the bushfire code.
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    That might work John. It's Vic Ash, so it might...

    That might work John. It's Vic Ash, so it might require a big hammer! I'll give it a go.
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    Removing rivets

    I removed one of my security doors so I can replace the flyscreen mesh. The bloke who installed it used countersunk rivets instead of tek screws. After drilling the heads off the rivets I discovered...
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    pics for racingtadpole.

    pics for racingtadpole.
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    I have one each for my Hercus 3 jaw and 4 jaw...

    I have one each for my Hercus 3 jaw and 4 jaw chucks. Similar design to the ones in Bob's post. Wedges are easier to make than a curved cradle, as you can just move the wedges until you get the chuck...
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    Would it improve the legibility of the numbers if...

    Would it improve the legibility of the numbers if you took a skim cut on the lathe? Better still, how about white or silver plastic, then fill the numbers with black paint, then skim on the lathe?
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    I donít sorry. But Iím keen to hear what caused...

    I donít sorry. But Iím keen to hear what caused the paint blisters, as I have the metric equivalent of that DTI and would like to avoid similar damage.
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    True, but I was referring to the home made...

    True, but I was referring to the home made version the other guys were suggesting. Poor wording on my part.
  47. Your PD is almost identical to mine John. I got...

    Your PD is almost identical to mine John. I got rid of the intermediate pulley. Did you?
  48. You could just put the single phase motor to use...

    You could just put the single phase motor to use in something else. Maybe fit a polishing mop or wire wheel to it?
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    We don't know what diameter hole the OP wants to...

    We don't know what diameter hole the OP wants to bore. It may be too small for a boring bar with and inserted cutting tool. I assume that's why he wants to grind it from a single piece of HSS.
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    Here's a commercial solid carbide boring tool to...

    Here's a commercial solid carbide boring tool to give you an idea of geometry.
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