Sheet metal countersink chart choose from a variety of standard countersink options which can either be formed or machined into sheet part parts.
Countersink thin sheet metal.
When countersinking metal sheet you may enlarge the through hole on the bottom of the sheet too much before you get the hole on the top of the sheet large enough for the screw head to sit flush.
Apr 14 2005 13.
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Rocaris 3 piece 1 4 hex 12 16 19mm countersink bore set for wood metal quick change bit pack in metal box.
Get it as soon as thu sep 3.
And in doing so your screw joint may be weakened.
No c sink needed no metal removed from the sheet metal and more strength at the area of the screw head.
They have finishing washers you could use for your purpose instead of having to countersink the thin metal sheet unless you want the screw head flat level with the surface.
After drilling a hole in the table for the screw you will be using and the matching hole in the sheet metal use this punch to make a depression in the sheet metal so the screw head sits below the surface of the sheet metal.
Illustration on this page.
Mar 2 2005 5 038 1 0.