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  1. Making a Wormgear with a Screw Tap (Free Hobbing) A Design & Manufacturing Guide

    I was pondering a few things and contemplating worm gears for minute rotational adjustments, not for power transmission - that's quit a rabbit hole and they are predictably expensive

    Anyway I came...
  2. Herbert B drill press restoration problem

    Hi, this is my first post so I guess is my introduction to the group. I love old heavy machinery especially waldown drills but this post is to ask your assistance with a problem I'm having with a...
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    Bench Grinder Capacitor

    The capacitor on my dad’s old bench grinder has given up the ghost.

    https://uploads.tapatalk-cdn.com/20240327/3dcbbd23d475ce557e9dea08d17fdf1f.jpg

    On the capacitor it says 110 volts, can I...
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    Nifty thread cutting technique

    I thought it was going to be something complex or complicated - the DOC is pretty impressive by itself
    https://www.youtube.com/watch?v=CCDP6SFB2Io

    Just doing the math on this and for those with...
  5. The gauge you probably never realised that you wanted/needed

    Bit if a haul with some of the footage running a bit long, however the end result is superb.

    Especially noteworthy is the simpler 3D printed version at the end - I'm thinking longer rods and...
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    Old stick welding rods

    Do stick welding rods have a use by date ?

    I have some WIA 12P rods, must have bought them over 25 years ago, plus some Satincraft 13 ( blue ) from the late 1990s.


    Read the full thread at...
  7. what aluminium to use for car radiator expansion tank?

    want to build an aluminium expansion tank for car for radiator coolant overflow.
    what is the type of aluminium i would use for this? 5005, 5052 or 5083 or something else??


    Read the full thread...
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    Unimig Compressor for Plasme Cutter

    Unimig have a compressor for their RAZOR CUT 45 Plasma Cutter.


    Has anyone tried it? It doesn't look big enough to operate properly.

    Here is the description:


    Our new RAZOR CUT 45 Air...
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    WOHLHAUPTER Not a UPA take 2

    There was a post in 2011 about a UK4 boring head and how Wohlhaupter stated it was too complicated for modern machinist which sounds like a bit of a challenge. I had the head but no tooling which...
  10. Is it possible to fold this on a panbrake

    I have access to a 2400mm pan brake exactly the same as the one in the link.
    Just a moment...

    I want to fold some alloy sheeting but I am wondering if this is possible to fold with that pan brake...
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    Nifty little homemade mag drill mill

    I have been seeing mill's and lathe, drill, mill machines come up for sale just missed a lathe, mill, drill machine for $100 just did'nt think i would be able to carry it or move it, another one was...
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    Lathe Spindle Indexer

    This may or may not be of interest so I have simply copied and pasted this from an Instagram post....

    Indexing the Spindle (Part One)

    A few months back Jörg @joerg_toolmaker posted photos of a...
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    Slow speed carbide grinder

    There's just so much to love about this video, all sorts of questions that I had percolating in my mind were answered, some times youtube's suggestion algorithm really throws up a diamond [punny]
    ...
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    Battery Charger Needed.

    I was lucky to be able to get a patient lifter (rated for 300kg).
    One bit broken that I will mill up when I get the right size aluminium.
    My question is about charging the battery.
    ...
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    Advice on Oxy/Acetylene kit

    G'day all,

    Both forum newbie and welding newbie here.

    I would like to venture into oxy/acetylene welding and brazing, as a hobby. After watching lots of youtube material about on how to safely...
  16. Hercus No.1 Tool and Cutter Grinder - Grinding Spindle Bearing Fit

    When I acquired the grinder in 2013 the spindle was mounted on rubber sealed Korean FAG 6204 bearings. I replaced the bearings in 2019 with rubber sealed Japanese Nacchi 6204s due to excessive heat...
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    Lathe Tool Hone Guide !

    Hi Guys,

    I had need to hone/sharpen a miniature lathe boring bar recently ! I had seen an internet post some time ago of an easy to make honing/sharpening guide for lathe tools. So rather than...
  18. Citric acid rust removal on tipped tooling.

    Here are some of the results of my efforts to resurrect the bucket of rusty tooling that came with the homemade metal lathe. (See antique and vintage machinery)
    I had a small container of cooking...
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    Heads Up FORUMS OUTAGES - Info

    Bit late getting to this but here's an update of what's going on.

    Forum Outage last week: was due to space restrictions on server which was rectified last Sunday 3rd March and has resulted in the...
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    WW2 Jeep reproduction parts

    A tour of the Juan factory in the Philippines where new parts are made for the WW2 era Jeeps and many other post-war Jeep models https://www.youtube.com/watch?v=21P-0Hzb-RI

    These Juan parts have a...
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    Metal shaping with the metal shaper

    I've never done this on the shaper before, manipulating the downfeed to follow a marked line on a workpiece. It took aaaaages, mainly because I had a lot of extra material to remove (oh for a...
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    Sydney Visit 11 March

    Hi everyone

    headed to Sydney for shopping on Monday. I plan to visit Mick Moyle’s in Summer Hill and probably Edcon in Revesby. Any suggestions on a walk in scrap metal dealer I can pick up random...
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    AR9 Lathe alignment

    I have a MT3 test bar in the Sheraton AR lathe . I have zero runout on the end of the bar but I have a .001" drop along the top of the bar ( vertical plane ) ..drooping downwards towards the...
  24. Video: DIY Miniture wire brush drill attachment

    This popped up in my feed and I tend to wire brush a fair bit.

    I dremel (along with a flexible extension) in tight corners but the tiny brushes are pathetic even if I buy quality stuff. To some...
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    A couple of nice finds !

    Hi Guys,

    I got this 1" - 2" Starret micrometer this morning, found in the scrap yard ! The cheeky bugger took 10 pounds off me for it. Things must be getting hard, whilst I appreciate him putting...
  26. Super Ball Rolling For The Lathe ( Instead of Sandpaper )

    Happened to find this on YouTube this morning and thought it an interesting idea, not so much for what the builder used it for, but could have other possibilities, metal spinning, or getting a bar...
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    Atlas surface grinder is reborn.

    I've just finished repainting this old Atlas surface grinder. It was in great condition apart from the paintwork. Colour was from a match I did of a King Rich milling machine, I am happy with how...
  28. Home made metal lathe utilising a car gearbox and steering wheel.

    I picked this up yesterday morning from Shellharbour way with a mate.
    Took us a solid 2 hours to break it down so it was in light enough bits to go on the ute.
    I want the saddle and cross slide to...
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    Hercus 9 apron clutch knob screw

    Could someone let me know if this screw is a left or right hand thread. The screw that holds the clutch knob on. Thanks.20240229_231801.jpg
    Attached Images

    ...
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    Mystery Steel ID

    I have been in the process of making a slitting saw arbor so that I can finish making a lathe parting tool holder. I made them both out of scrap steel that I have acquired - both parts were made...
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    Specialty Steel Supply

    Hi All,

    Looking to get some 4140 (or similar) in various diameters to have on stock and to work through a range of projects in the workshop practice books that I think would benefit from steel...
  32. Thread: CVA rebuild

    by MWF FEED
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    CVA rebuild

    This has been a long term project. This CVA die sinking mill is a stout machine, heavy and well made.

    Main problem is: the spindle has suffered , the 1/4" keyway for the 5 step pulley has worn...
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    Inside an industrial CNC machine

    Steve is an engine maker in the US, specialising in 'drag and drive' engines making 3000 to 5000hp.
    He bought a large HAAS 5 axis horizontal machining centre that he is getting converted to 4 axis...
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    ESAB EM 210 - opinions

    Looking at replacements for my Lincoln SP-150 I’ve had for almost 40 years.
    Some day the smoke will come out or it will just be dead when I go to use her.
    I’d love a Miller 255 but at 4X the price...
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    My "new" Hercus 9" Model A

    Have purchased a Hercus 9" and want to fabricate a solid bench to sit it on before I bring it home. Don't want to have to move it any more than necessary! (My purchase includes a timber bench but I'd...
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    Precision ground flat stones

    A few years back this was a sizzling topic for several youtube videos and a few members of this forum had a discussion on making their own.

    Stoning the burrs and dings on precision flat surfaces...
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    45 Mill Drill nut

    I have a generic 45 Mill Drill, there are many brands of these machines with the gearbox head.

    The X axis lead screw nut is worn out , it has 2mm backlash. I tried adjusting the nut with the...
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    Evapo Rust On Wood?

    I have been asked to clean up a bayonet someone’s grandfather brought back from the Great War.
    The grips appear to be riveted, I was wondering if I soaked it in Evapo rust would it harm the wood?
    ...
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    Engine Air Pump !

    Hi Guys,

    I've often said that I can't find stuff ! Well this morning I was looking for some bits and bobs and came across this gadget. I don't remember exactly when I acquired this device....
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    Kurt Vice Auction

    Anybody visiting Pueblo in Colorado, US of A???

    Just been looking at the Kurt Vice auction that has some extremely desirable stuff!!! Especially the Rahn Repeat-o-meter
    ...
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    Indexable carbide end mills

    G'day, has anyone had much to do with the indexable end mills using APMT1135 inserts that multiple Ebay sellers are selling?
    s-l1600.jpg
    I'm toying with the idea of giving them a go, probably in...
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    DRO Hercus 9”

    For anybody who is interested in fitting a DRO to a 9” Hercus a, B, or C Model, a mounting kit is available from engineer3dwestc" on eBay.com.

    It was designed for a South Bend but it fits the...
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    Big Planer (very sad sight)

    I've not posted much lately. Lots of other things going on at the moment.

    A couple of days ago I visited an old engineering business on the outskirts of Rockhampton. The owner has been deceased ...
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    Vintage computer case repair

    I'm repairing a couple of vintage computers and am figuring out what to do with the metal cases - one has a chunk of metal roughly cut out the front, and both suffer from rust. I am a novice, and the...
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    Looking for a chunk of steel

    I'm looking for a piece of steel 7 1/4 to 8 inches in diameter and 2 1/4 to 2 1/2 inches long. Something with some toughness such as 4130, 4340, 8620, A1, A2, W1, W2, etc, etc.

    I want to convert...
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    Hercus craftsman

    For those looking for a Hercus craftsman, this is on Facebook Brisbane.

    https://www.facebook.com/marketplace...type=top_picks

    Hercus Craftsman Metal Lathe See pics as they form part of the...
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    Diviving head ID

    I recently purchased a SAJO Mill and Hercus T&C grinder. Lucky I got both as a heap of the Hercus accessories were in the SAJO pile and a couple of SAJO bits were in the Hercus pile. I have been...
  48. How does one calc the internal and external dimensions for custom threads.

    I recently cut a 30mm diam 24TPI external and matching internal thread - thread data shows the thread depth for a 24TPI thread is 0.68mm, for the external thread the stock was turned down to 30mm and...
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    Makita drill chuck removal ideas?

    Have I met my match?

    Makita, those b@$t@rd$, plastic drill chucks, some kind of cost cutting going on these days I assume, I hate them.

    One of the first and probably only modification one will...
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    Galvanized roof rotting

    This is a trap for the newcomers to the 'Solar Panel' world. Around 8 years ago, solar panels were fitted to the roof of a nearby house, the roof is made from Gal. coated corrugated iron sheets ,...
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