The Phillips drive has an x-shaped slot that accepts a Phillips driver and is designed to allow the driver to slip out of the head to help prevent over-tightening and damage to the thread or fastener.
Sheet metal screws have large threads for using in sheet metal, plastic, fiberglass, or wood.
Tags:$0 - $20,Fasteners,Hardware,Screws,Self-Drilling Screws,Self-Tapping Screws
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