steel zinc 5 point w machine screw thread unslotted hex washer self drilling screws

Hex washer head self-drilling screws with a #5 drill point and machine screw thread combine the drilling capacity for heavier-gauge steel with true machine threading for mating with a tapped hole or nut. Blue Ribbon Fastener stocks these zinc-plated self-drilling screws in standard sizes.

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Usages for Hex Washer, Unslotted, w/Machine Screw Thread, Steel Zinc, #5 Point

These screws are used in heavier-gauge steel connections requiring a large #5 drill point to penetrate thicker material, with machine screw threading for compatibility with a tapped hole or nut once the point clears.

#5 Point Machine Thread Self-Drilling Screws for all Industries

Heavy equipment manufacturing and structural steel fabrication specify #5 point machine screw thread self-drilling screws for thicker steel connections. Blue Ribbon Fastener supplies consistent stock.

Features for Engineers & Buyers:

Hex washer head for a wide, load-distributing bearing surface
#5 drill point for heavier-gauge steel
Machine screw thread for use with tapped holes or nuts
Zinc-plated steel construction
Unslotted head for consistent power-driven installation
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