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  1. #1
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    Default DIY Skewchigouge grind?

    John Siegel gave them a good wrap and there's a length of Thompson V10 rod gathering dust. See Unconventional Tools at Big Tree Tools - Your Source for Professional Woodturning Tools and Equipment

    The question is how to get Siegel's grind.

    The Crown version appears to come with a flat negatively-raked top; Beecham's instructions show a tight-radius hollow grind, but at a guess Siegel's version would work better.

    Whatever, it's elegant. Wondering how he got it.

    I could just grind a flat on top, to the equator. Don't think a cove matters apart from looks. How to mark the equator? Maybe stick some fine W&D to the faces of the 'good' bench vise and rub the rod to and fro til a bit of the blacking is taken off.
    Attached Files Attached Files
    Cheers, Ern

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    I have contemplated making one of these. Essentially the Sorby spindle master etc are variants of this tool, just out of thinner stock & not round bar. My thoughts were to grind the top "cove" with a cheap 4" grinding wheel and the bevel shape with the Heligrind fingernail jig for spindle gouges.

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    Geez Mt, you've got a Heligrind! That makes you and that I know of. A jig of historical significance.

    Agree about the top face cove but not sure why the bevel needs anything more than a platform. Enlighten me.
    Cheers, Ern

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    Default

    The availability of cheap HSS blanks make it easy to try them out.
    Cheers,
    Jim

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    Quote Originally Posted by rsser View Post
    Geez Mt, you've got a Heligrind! That makes you and that I know of. A jig of historical significance.
    Agree about the top face cove but not sure why the bevel needs anything more than a platform. Enlighten me.
    I still like the Heligrind shape for spindle & detail gouges over other jigs including the Tormek's jigs. Its a shame they aren't still available? Or are they? The Heligrind jig works on the Tormek to btw.

    No problems with a platform just depends how good one is at freehand sharpening & the repeatability of the shape you want. I don't think the long section profile of the top face matters all that much as long as it is flat & well ground. From my experience with the Sorby spindle masters and the beautiful finish they create, I would be putting a lot of effort into a good shape and finish on the bevel / fingernail profile & honing the flat as well.

    Just preferences I guess as I like the Heligrind bevel & fingernail shape and can see some benefits of that shape as a polished fluteless spindle gouge. The Sorby spindle masters don’t handle Aussie hardwoods very well so a polished fluteless spindle gouge seems to be a reasonable compromise offering the best of both.

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    I remember the Heligrind claims; got one from a forum member, tried it and passed it on to another a while ago.

    ...

    With a rod freehanding the bevel is no drama.

    Doing the top, still open to suggestions/corrections.
    Cheers, Ern

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    Default The Skewchigouge.

    Hi All,
    I have used one of these for a few years now, & they will cut like a demon.
    I made my own from a piece of HSS of JMcJing Steel
    10 x 10mm. Although I have a few others as well. One is 80mm. long, & 3 x 3mm. Very useful at times.
    I mainly Sharpen on the Flat, but of course the Fingernail Shape has to be redone now & again.
    I'm not sure if it was John or Bob Chapman who showed us the Tool in the English Mag. " Woodturning ".
    Can't fault the Chinese Steel.
    That's my 2sense worth.
    Regards,
    issatree.
    Have Lathe, Wood Travel.

  9. #8
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    Quote Originally Posted by rsser View Post
    Geez Mt, you've got a Heligrind! That makes you and that I know of. A jig of historical significance.

    Agree about the top face cove but not sure why the bevel needs anything more than a platform. Enlighten me.
    Now you know three!!

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    Unfortunately I don't have the Heligrind. Have the Unijig.

    I would like a heligrind though so if any one has one for sale let me know.

    Ern, to shape your skewji gouge I would put a flat on it and fit it into your gouge holding jig with a longer extension than usual and lift it straight into the wheel. Grind until you nearly meet the halfway point, then just move it back in the jig a bit and do the same until you are near the tip.

    This will leave a series of "coves" that can be ground flat.

    Another method would be to hold it in vise and using an angle grinder with a narrow cut off wheel slice the bar in half lengthwise and then shape on the grinder.

  11. #10
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    Thanks for the advice . Can see either approach working and they're within my capabilities.

    When I was younger and stupider I made Oland-type tools by putting a metal grind wheel on the circular saw under a Triton bench to get a flat. Despite PPE it's too risky; you're right in the line of fire.

    Jon Siegel has kindly replied to an email request about how he does his:

    I grind somewhat less than half way through. I don't have any fancy set-up for doing this, other than a VERY coarse grinding wheel. I use a pocket jig initially to get started, then free-hand I extent the length of the flat out to the tip. Finally I hand hone the top flat, and buff before doing the final grind to the bevel. I do take some off in the final grinding of the bevel, and this removes the inevitable irregularities that occur at the tip.

    So that's similar to your approach A.

    I guess with the Sorby Pro-Edge and a coarse belt there's the option for approach C (akin to the Triton bodge). Still getting my head around the possibilities of that machine.
    Cheers, Ern

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    Default

    ]Geez Mt, you've got a Heligrind! That makes you and that I know of. A jig of [historical significance.

    I contemplated making one at some time in the past. But for those may consider it worth a go here's the manual
    Inspiration exists, but it has to find you working. — Pablo Picasso


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    Default

    Quote Originally Posted by View Post
    Unfortunately I don't have the Heligrind. Have the Unijig.

    I would like a heligrind though so if any one has one for sale let me know.

    .........................
    Now he tells me Donated the one I inherited from the old man to our local club - not that they have used it yet
    .
    Updated 8th of February 2024

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    Default

    Bugger.

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    Default

    Quote Originally Posted by View Post
    Unfortunately I don't have the Heligrind. Have the Unijig.

    I would like a heligrind though so if any one has one for sale let me know.


    I may have one sitting unused in a drawer in the workshop. Will have a ferret tonight and let you know.

    cheers
    WH
    I don't suffer from stress, but I have been told I'm a carrier

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    Quote Originally Posted by View Post
    Unfortunately I don't have the Heligrind. Have the Unijig.

    I would like a heligrind though so if any one has one for sale let me know. ....
    You dont have one - really! They're just the bee knees for my sharpenng of detail gouges. I guess thats what I have learned to use & they work very well.

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