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    marks in 2024 bar stock - what are they?

    I am currently cleaning up some 2024 bar stock which has been stored in my shed for a long time and am noticing marks on the material. The marks cannot be removed by sanding (hand sanding with emery cloth) but seem to be removed by using a 3m deburring wheel. However after using the deburring...
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    Centre Punch divot in spar flange - is there a fix

    Hi i am currently working on a non bearhawk spar (my bearhawk is still progressing) from a previous builder and i noticed when sanding it back that there seems to be a divot from a centre punch in between the capstrip holes on the web. Just wondering what a fix would be as the hole is too close...
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    Spacer bar to capstrip gap tolerance

    Just looking at some of the gaps between my spacer bars and capstrips and just wondering what tolerance if any there is here? The spacer bars and capstrips are going to be primed with ekoprime which will bring it in a bit but not sure what is acceptable here. I could not fit the edge of the...
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    Vertical Drill Guide

    Just looking for ingenious ideas for a drill guide to ensure my freehand drilling is straight and vertical. I have experimented with different ideas from the internet but most are tailored to woodwork and not for small spaces with small drill bit sizes. I have both electric and air drills and a...
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    Rear Capstrips can i use 3/16 instead of 1/8

    I have been putting off purchasig the rear capstrips for as long as i can trying to find a source for the 1/8 at 14ft lengths (i am in australia so buying from wicks is not really practical as far as shipping price), most issues are the length not the size (plenty carry 12ft lengths but not...
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    Trailing Edge - Ailerons and Flaps

    Looking to bend my trailing edges for the ailerons and flaps and just trying to visualise how these attach to the ribs before i make the bends as per drawing 10. After bending do i cut the 2 inward facing flanges on the trailing edge where it is attached to the ribs and bend up to form the...
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