I’m looking for a 1/16" compression bit, but am striking out everywhere. Does this not exist?
I am not sure I have seen one before. It might be a difficult end mill to find because compression bits are meant to cut completely into a material past the point at which the change from up-cut to down-cut occurs. That can create quite a bit of tool pressure, and the likelihood of a 1/16" bit breaking might be really high.
I will definitely keep an eye out for one …
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Brandon Parker
Thanks, that makes sense. I’ve been using 1/16" up and down spiral bits to cut through 1/8" plywood in 2 passes but the bits always leave tear out on one or the other side. I was thinking a compression bit might solve that problem, but a 1/8" bit would be too thick for what I’m working on.
A compression bit would definitely solve that issue when used correctly.
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Brandon Parker
Any luck finding one?
The smallest I know of, in my limited search, are 3 mm compression bits made by Amana.
https://www.toolstoday.com/search?q=compression&narrow=[["Diameter"%2C"3mm"]]&disable_semantics=1
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Brandon Parker
Yep, same. I just searched for this and wanted to confirm the above for anyone else who (like me) finds this thread later on
Can’t for the life of me find a 1/16" bit, but I’ve found a few 3mm bits (which, given that 1/16" is 3.125mm, is a workable difference).
- 3mm diam, 6mm shank: CNC Compression Spiral Bit Amana Tool 48302-K - 3mm x 64mm
- 3mm diam, 3mm shank: CNC Compression Spiral Bit 3mm - Amana Tool 46180-K-M
- Same, but from a different supplier: www.cancam.ca/products/46180-k-m-cnc-solid-carbide-spektra-extreme-tool-life-coated-compression-spiral-3mm-dia-x-21mm-x-3mm-shank/
I’m in Canada so my search was focused there, but I couldn’t find much beyond that regardless. Good luck, fellow fine-detail-cutters-who-hate-changing-out-bits!