Protect your eyes by putting on your safety glasses.
How to use sheet metal screws.
Inspect the hex end of the adapter for.
Center the adapter into the drill s chuck to ensure that the adapter does not.
There is nothing more aggravating when you just don t know what size drill bit to use for a pilot.
When you re drilling into harder material such as sheet metal you need to drill a pilot hole in advance.
The self drilling tip of a sheet metal screw dulls rapidly when it contacts the glass fibers contained in fiberglass.
This should help whenever you run into a situation you need to drill a pilot hole and are not sure the size bit.
To save time and labor you can use self drilling self tapping screws to drill into metal.
To use self tapping screws place the screw directly on the aluminum sheet.
Hex washer screws are another commonly used type of sheet metal screws.
These come in zinc plated and stainless steel.
For thicker metal it may require more than one screw to drill through the surface.
They are available in a standard self drilling type and are sometimes enabled with an additional bonded neoprene washer.
This simple instructional video shows you how to install a self tapping sheet metal screw and some other bits of related info.
Sheet metal screws can be either self tapping or standard.
How to use self drilling metal screws.
Let it turn until it goes all the way through as the threads and the sharp point make their own hole.
Self tapping screws come with a notched tip that acts as a drill bit to drive the screw and keep thin metal from denting.
These rivets are enabled with a hexagonal head and a washer so as to secure the shaft.
Sheet metal screws use a self drilling tip to create a hole in a material.
Be careful not to over tighten the screw since the metal can be damaged or the screw can break.
This leads to cracks forming in both the fiberglass and the gel coat covering.
To help my readers out i thought i would add this quick reference chart.
The threads of the screw cut into the material to hold the screw in place.
However there are times when sheet metal screws are required.
