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Thread: Cutting Large Holes in thick steel

  1. #21
    Supporting Member mklotz's Avatar
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    Aug 2015
    LA, CA, USA
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    mklotz's Tools
    Frank Ford, a luthier working in Palo Alto, has documented many ingenious ideas and tricks that are useful well beyond the area of musical instrument repair...

    FRETS.COM Machining

    173 Best Homemade Tools eBook
    Regards, Marv

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    DIYSwede (May 25, 2021)

  3. #22
    Jon is offline Jon has agreed the Seller's Terms of Service
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    Jan 2012
    Colorado, USA
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    Congratulations bobneumann - your Steel Plate Hole Cutting Method is the Homemade Tool of the Week!

    A clear winner this week, and this easy money saver is reminiscent of the classic "one weird trick" internet ads:

    Some more good builds from this week:

    Boring Bar Holder by Frank S
    Tap Wrench by diyfixman
    ER40 Collet Chuck by ttmrj
    Bell by katy
    USB Cable Corral by rgsparber
    Wheelbarrow by Kwandotechnic
    Table Saw Fence Modification by tiger carpenter
    Lathe Cross Slide Ways by Claudio HG
    Clamp by orioncons36
    Disc Sander by h7eh7e
    Bar Clamps by Dr.Al
    Planing and Edge Jointing Jig by e_m_maker

    bobneumann - we've added your tool entry to our All Homemade Tool of the Week winners post. And, you'll now notice the wrench-on-pedestal award in the awards showcase in your postbit, visible beneath your username:

    And, you'll be receiving a $25 online gift card, in your choice of Amazon (US-only), PayPal, or bitcoin. Please PM me your current email address and award choice and I'll get it sent over right away.

    Nice work!

  4. #23
    Supporting Member ranald's Avatar
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    Jan 2018
    Black Mountain Queensland
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    ranald's Tools
    this is amazing to me. I have used this method on pinus sp. (sappier than Ausie hardwood) for many decades but was totally unaware of it being useful on steel. I really like this!

  5. #24

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    Jul 2019
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    Quote Originally Posted by madokie View Post
    good vid,, i worked in the machine shop at a plant that made tilted gravel shaker units,we made the sides from 3/8-3/4 plate,, we clamped them together and tack welded them..then used starett hole saws ,, we never drilled a chip hole in the side,,most chips came out in long strings, we just pulled out the hole saw,an blew out any remaing chips and kept on sawing,,ran the radial arm drill press lowest it would go 60 RPM.. i think,,good vid but it ran over 10 min and u did not mention your RPM u ran at, so heres your Sam Kinison award,,,OOOOOH,OH,OOH,OOH,OOOOOH,OOH,OOH ,OOOOOH !!!!!

    Iím with you....longwinded & not enough REAL info.

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