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Type: Posts; User: bob ward

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  1. Replies
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    If the grinder is 60 plus years old it could have...

    If the grinder is 60 plus years old it could have had more than one start capacitor swap. In a moment of need the 110V unit from a piece of surplus US electrics was tried, it worked, and was left in...
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    Check whether the $165 delivery fee is air...

    Check whether the $165 delivery fee is air freight or sea freight.
    If it’s airfreight (unlikely given the size and weight but you could get lucky) you are only up for GST.
    If it’s sea freight you...
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    Fully agree with roughing the thread first then...

    Fully agree with roughing the thread first then finishing with the tap.

    To make the roughing process easier on the lathe and more DIY friendly, the roughing tool doesn't need to be a full form...
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    857

    A 25 x 3 trapezoidal tap, LH or RH can be bought...

    A 25 x 3 trapezoidal tap, LH or RH can be bought on AliExpress for around $65.
    ...
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    I've been using them for some time, and I use...

    I've been using them for some time, and I use them wherever I can instead of an HSS or solid carbide end mill.
    The main reason is that they are cheap to run and for that reason I put up with their...
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    Shade tree surface plate verification

    Hang from one end a 1m long straight piece of 1/2' water pipe, 20mm solid round, whatever, about 10 meters from the surface plate. From a low angle of incidence (10° ish) view the reflection of the...
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    Not quite what you asked, but I used to know...

    Not quite what you asked, but I used to know people who could grind a circlip groove into the OD of a plain bearing.
    In 5 minutes they turned a standard $10 bearing into a $100 Mack bearing.
  8. I use the 16mm MGEHR x 3mm mainly for parting,...

    I use the 16mm MGEHR x 3mm mainly for parting, AL1440. I'm wary of going deeper than 5mm in steel, the chips sometimes pack and damage the bottom jaw or the insert. To get around that I use .5mm...
  9. YT. Interesting device to cut radiussed grooves on the lathe.

    https://www.youtube.com/watch?v=g_SMnpM7TIQ
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    1,098

    I get mine from AliExpress.

    I get mine from AliExpress.
  11. Replies
    2,681
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    1,138,983

    Nice vertical (timber) bandsaw at the local scrappy

    I'm not a wood worker and I know this is a metal working forum, but for $50 I couldn't resist this well made (cast steel frame) 12" throat probably 70s bandsaw. It ended up at the scrappy because a...
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    1,504

    If I needed to make those curved pipes, assuming...

    If I needed to make those curved pipes, assuming a CNC bender wasn't available or affordable, my first thoughts would be to use a press and suitable dies to bend the pipe.
    Bend pipe, move it along,...
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    2,681
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    1,138,983

    Hafco VB450 vertical metal bandsaw, 2006 build. I...

    Hafco VB450 vertical metal bandsaw, 2006 build. I had been looking for a used base model (BS4?) 6x4 bandsaw to make into a dedicated vertical bandsaw a la Stefan G et al but the VB450 popped up for...
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    33
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    2,390

    DIY YT jack operated mandrel tube bender...

    DIY YT jack operated mandrel tube bender
    https://www.youtube.com/watch?v=NRZYkotmwRc
  15. Replies
    2,681
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    1,138,983

    Three face angle plate

    150 x 100 x 80 x 25 thick from local FB market place. Bought it because its unusual, it might even be just what I need for a job one day.

    403628

    403629
  16. Replies
    16
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    1,851

    I opened the DB9 (DE9) plug, the wire to pin4 is...

    I opened the DB9 (DE9) plug, the wire to pin4 is uninsulated so definitely an earth wire, thanks snapatap. I unsoldered it and the new DRO works as it should.

    If anyone into electronics can...
  17. Replies
    16
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    1,851

    Thanks guys, those adapter plugs look like the...

    Thanks guys, those adapter plugs look like the way to go.
  18. Replies
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    1,851

    Pin 4 and an AliExpress DRO

    My fifteen year old 2 axis Easson ES8 DRO was playing up, some digits stopped displaying, I bought a new DRO from AliExpress which was claimed to work with Easson scales as well as other brands of...
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    We have a bean to cup home coffee machine that...

    We have a bean to cup home coffee machine that generates used coffee pucks, there is usually someone who wants the pucks to dig into their veggie patch soil.
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    562

    Stresses in 100mm C section purlin

    This is OT but it does relate to non-obvious stresses in cold rolled sheet steel.
    I'm using 100 x 50 x 1.5 C section gal steel purlin in a home building project.
    The purlins come in stock 6.5m...
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    Chuck key chucking

    https://www.youtube.com/watch?v=uWN3YLcXt0I&t=741s
  22. The advice I usually offer in this type of thread...

    The advice I usually offer in this type of thread is to be aware of your financial security.
    If you are buying a new lathe, no matter what promises the seller makes about the quality of their...
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    A page of various offerings here. ...

    A page of various offerings here.
    ...
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    Falling prices on AliExpress DROs

    A few years ago the Easson DRO failed on my then 10yo AL340 lathe. For about $300 delivered I bought from AliExpress a new display and 2 scales and it is still going strong. (The problem it turned...
  25. Replies
    2,681
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    1,138,983

    14" power hacksaw from the scrappy

    I've just got this from the local scrappy, its a solid well made hacksaw, even the coolant sump is a casting. Its unbranded but I'm thinking its Australian because the motor is by Westate in Perth...
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    If you have a look for posts back a few years by...

    If you have a look for posts back a few years by DaveJ there is much info on HM52 spindles.

    Grizzly in the US supplied that mill under a different part number and have very good on-line versions...
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    DIY Vickers hardness tester on YT

    Looks very doable, force gauge, indent diamond etc come from AliExpress. Nice music to go with the vid.

    https://www.youtube.com/watch?v=CHMexzeWQD8
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    Hats off for the thought and effort that has gone...

    Hats off for the thought and effort that has gone into this device.
    It harks back to the hobby machining days when small lathes were expensive and home mills were very rare and even more expensive.
  29. Any polystyrene foam, whether its the extruded...

    Any polystyrene foam, whether its the extruded version (homogenous structure, shapes nicely, expensive) or the blown version (little balls, doesn't shape as well, cheap and easy to find) will be OK...
  30. Big Sunnen horizontal hone on the Gold Coast

    Hones cylinders up to 4.1m long

    https://www.youtube.com/watch?v=-O8j8D95GjE
  31. Replies
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    14,183

    I've done all the usual searches but can't find...

    I've done all the usual searches but can't find the ER20 adapter you bought. If you can point me in the right direction that will be appreciated.
  32. Replies
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    14,183

    I’m using a thick O ring.

    I’m using a thick O ring.
  33. Replies
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    Yeah but. 5C collets have the same problem as the...

    Yeah but. 5C collets have the same problem as the Deckel collets, ie a very limited grip range, ER collets get away from that
  34. Replies
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    I'll be interested to know how you get on with...

    I'll be interested to know how you get on with the ER20 adapter. Its something I've thought of for drill sharpening because you get the full range of sizes but I suspect the nut is going to be a...
  35. Replies
    140
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    14,183

    Those are proper Deckel style collets with the...

    Those are proper Deckel style collets with the buttress thread?
  36. Replies
    140
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    14,183

    Hafpos will sell you a brand new clone including...

    Hafpos will sell you a brand new clone including collets for $1600. $400 for a genuine Deckel (complete with bragging rights) as bought is about right.
  37. Replies
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    If I was to go to the effort of DIYing a slotter...

    If I was to go to the effort of DIYing a slotter I would definitely make it a vertical. Setting up work on a horizontal slotter (shaper) can be a PITA.
  38. Replies
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    14,183

    ER16 collets

    Somewhere on here there are drawings to DIY an ER16 adapter for the Deckel D bit grinder.
  39. Replies
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    1,242

    Australian FB scraping group. ...

    Australian FB scraping group.

    https://www.facebook.com/groups/1242191559496575
  40. Replies
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    Something like this? 399212

    Something like this?

    399212
  41. Replies
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    2,457

    Sent a PM

    Sent a PM
  42. Thread: Steel Prices

    by bob ward
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    1,201

    I used to go to the local steel supplier and buy...

    I used to go to the local steel supplier and buy steel by the length and maybe throw in another one or two for good measure.
    At the moment I'm asking for 3 metres of this, 4 metres of that, etc.
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    This is something I become enthused about now and...

    This is something I become enthused about now and then, watching BC use the Royal Oak was very interesting.

    This is a 1947 patent for a radial/axial relief grinding fixture, but as usual with...
  44. Large scale welding of galvanised C section channel

    I've recently been mig welding base plates to a few 150 x 65 x 1.5 galvanised channels, I spent a lot of time carefully grinding the gal from the weld area.

    Doing this caused me to ponder how the...
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    A few years ago I bought a slab of polished black...

    A few years ago I bought a slab of polished black granite from a headstone maker at Rocklea Qld, he knew about surface plates and said he would give me 'a good piece'.

    My flatness test was to use...
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    2,681
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    1,138,983

    The bottom of the column is threaded, looks like...

    The bottom of the column is threaded, looks like 3/4". The washer between the column and the base is thicknessed so the keyway locates at the rear of the press.

    Photo of the underside of the base....
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    1,138,983

    Cute adjustable arbor press

    Heavily made for its size, 9" tall, 1" base, 1.5" square arm, 1.125" column. Possibly made for gunsmith work or maybe it was an apprentice project.


    398403
  48. Enter the info onto a spreadsheet, print it,...

    Enter the info onto a spreadsheet, print it, laminate it, hang it up near the lathe.
  49. Replies
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    OT How does this scam work

    My next door neighbour is Cheryl L.......... , she doesn't have an alarm system on her house.
    I've received on my mobile the following message from ostensibly an Australian mobile phone

    Cheryl...
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    Referring to my post above and FWIW, the problem...

    Referring to my post above and FWIW, the problem with the Easson system was that I lost the readout on 1 axis. To cover all bases and because it was the cheapest option I bought a reader and 2...
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