hex unslotted steel zinc self drilling screws

Unslotted hex head self-drilling screws provide a compact wrenching head without an integrated washer, for metal-to-metal connections where a standard hex socket driver is preferred over a washer-head or slotted design. Blue Ribbon Fastener stocks steel zinc hex self-drilling screws in standard sizes.

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Usages for Hex, Unslotted, Steel Zinc Self-Drilling Screws

These screws are used in general metal-to-metal fastening where a hex head is preferred for driving with a standard socket or nut driver, without the added bearing surface of a washer head.

Hex Head Self-Drilling Screws for all Industries

General metal fabrication, HVAC, and equipment assembly all use hex head self-drilling screws for straightforward metal-to-metal connections. Blue Ribbon Fastener supplies consistent stock for production and MRO needs.

Features for Engineers & Buyers:

Hex head for driving with a standard socket or nut driver
Unslotted head for consistent power-driven installation
Zinc-plated steel construction
Self-drilling 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