Sheet Metal Screws. Due to its hardness, metal requires special fasteners. Sheet metal screws secure and tighten metal items to each other, or to fasten items like plastic or wood to metal.

The fasteners install in aluminum or steel sheets as thin as 0.040 to 0.070 in./1 to 1.78 mm and come in thread sizes from #4-40 through #10-32 and M3 through M5.

Grip-Liteâ„¢ screws are designed specifically for thin sheet metal applications. According to the company, the screws provide tight assembly with increased strip-out torque, improving joint strength.

Sheet metal screws are known as self-tapping fasteners because they cut their own threads into the material (aluminum or plastic), and you don’t need to use a separate tool ...

It requires no screws, rivets, or other pieces of fastening hardware. There are few limitations on fastening tabs. The metal tabs that are to be bent should be between 0.12 and 0.8 in. thick.

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