8-32 x 1/2 Phillips Flat Undercut Thread Cutting Screw Type 23 Fully Threaded Zinc D69238 The washer has a hex

The washer has a hex head with markings that indicate the grade and size of the washer

The bolt has a 3/8-inch diameter and a 16 threads per inch pitch

These 10-16 x 1/2" Phillips round washer head self-drilling screws are designed for use in metal applications

These 12-24 x 1 1/2 Phillips Oval Head Machine Screws are fully threaded and made of zinc

The 3/16 x 3 3/4 Slotted Hex Washer Concrete Screw With Drill Bit Blue Perma Seal is a high-quality screw designed for use in concrete applications

8-32 x 1/2 Phillips Flat Undercut Thread Cutting Screw Type 23 Fully Threaded Zinc D69238 The washer has a hex8 32 x 1 2 Phillips Flat Undercut Thread Cutting Screw Type 23 Fully Threaded Zinc: Size: #8 32 x 1 2" Head Style: Phillips Flat Undercut Thread Type: Thread Cutting Point Type: Type 23 Threading: Fully Threaded Material: Zinc Plated Steel Finish: Bright Zinc Features: Sharp point for easy penetration, self tapping threads for secure hold, undercut head for flush fit, zinc plating for corrosion resistance. Applications: Sheet metal, plastic, wood, and