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Private member DiscussionTools and Jigs

Non-CNC cauls for Stew-Mac sound hole clamps

I don’t have CNC capabilities so I could not duplicate Dave Slimmer’s version ( https://loothgroup.com/loothprint/bridge-clamping-cauls/). Got a 12x18x1/2 inch HDPE cutting board on Amazon for under $10 (https://www.amazon.com/dp/B001D3LQVA), drilled a row of 1/2 holes about 5/16” deep with a Forstner, cut the HDPE into 5 sided chunks so I could orient by touch, and free handed the brace grooves on the band saw. The clamp swivel pads are 1…

bridge clamping caulcaulclamp caulsound hole clamp
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Yeah, I think the current concerns with microplastics is impacting cutting board prices.
Private member Discussion3D Printing

Print problem, 2nd layer

Got my new printer a few weeks ago, and I have been loving life in 3D. I have made a bunch of cauls and tools in preparation for my next builds. On all the prints the first layers were a little fuzzy, so I did some research and adjusted the z offset. Got my first layers in the pocket. But that caused some horrible problems. Now I can’t even finish a print. First layer is fine. Second layer is hairy and fuzzy. Seems like the nozzle is dr…

3dprintacousticguitarkreherguitarsproblemsfordays
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Update: glad I didn’t dive into trying the complicated fixes first. All this time I was working with the same slice file I made. Adjusting the z offset. Getting terrible results. Today I found some ti…
Private member DiscussionTools and Jigs

Birkonium Fret Press Cauls

Just got these and they are really neat. If you like to press frets and do compound or imperfect radius fretboards, these are the ticket.

fretfret press
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I designed that caul set and had Andy make a few sets for our shop and for students of our fretting classes. After being frustrated with the gaps between “standard spec” cauls vs real world variations…