If your bits aren't marked with sizes, here's how to select a bit:
Drill size for number 6 sheet metal screew.
Grainger offers a huge selection of sheet metal screws for your hvac and other metalwork projects.
Pilot hole sizes for metal screws and wood screws posted 30 january, 2010 at 9:43pm by michael chu (filed under:
Size 10 , 9/64 inches;
Using sheet metal screws and knowing what size drill bit to use.
However there are times when sheet metal screws are required.
There is nothing more aggravating when you just don't know what size drill bit to use for a pilot.
Gauge no or letter to be used for maximum holding power.
The clearance drill sizes listed are the most commonly used sizes.
We just want a hole there.
They can be used in.
When one end becomes worn, reverse the bit to use the other end.
It is important that the correct hole size is used and the recommendation below should be followed, but if very hard material is being used a hole.
And then, when it comes to sheet metal parts all the rules change again.
The problem was, i didn't know how big to drill the holes and when the holes were too small, it was quite difficult to.
As for the size of screw that will work best for your project, #6 through#10 wood screws will work quite well for general projects, #6 being.
Reversible drill bits for sheet metal.
To counterbore for striking head.
To help my readers out, i thought i would add this quick reference chart.