FRETS.COM
Shop Tip #037
© Frank Ford 2004; Photo by FF

For a single special use, you can heat and bend an old screwdriver, then file it to a chisel shape, or whatever. I made up this one to recontour a brace while working through the f-hole of a mandolin. A piece of shrink tubing on the shank of the tool protected the delicate spruce while I worked.