Use a ⅛" drill bit for all except one of the outer screw holes. Use a
/
" bit drill for the last small hole.
7
32
Use a 3½" hole saw for the center opening, drill out the holes for the filler. If you do not have a hole
saw this size, you can cut the center circle out of the template and use the remaining template to mark
for a jig-saw instead.
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