steel zinc black standard pt unslotted hex washer self drilling screws

Unslotted hex washer head self-drilling screws with a black zinc finish combine a wide bearing washer with a dark, finished appearance for visible metal-to-metal connections. Blue Ribbon Fastener stocks these self-drilling screws with a standard drill point in standard sizes.

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Usages for Hex Washer, Unslotted, Steel Zinc Black, Standard Pt Screws

These screws are used in metal panel and equipment assembly where a black, low-glare finish is preferred alongside the wide bearing surface of a hex washer head.

Black Zinc Hex Washer Self-Drilling Screws for all Industries

Metal fabrication and equipment manufacturing specify black zinc hex washer self-drilling screws for their finished appearance. Blue Ribbon Fastener supplies consistent stock for production runs.

Features for Engineers & Buyers:

Hex washer head for a wide, load-distributing bearing surface
Black zinc finish for a dark, finished appearance
Unslotted head for consistent power-driven installation
Standard drill point taps its own hole in light-gauge steel
No pre-drilling required
Same-day shipping on in-stock sizes when ordered by 2:30 PM CST
Volume and repeat customer pricing available — call or request a quote