The Hillman 47204 Self-Drilling Screw is a versatile fastener designed for quick and efficient installation in metal, wood, and fiberglass. Featuring a hex washer head and a self-drilling point, this screw eliminates the need for pre-drilled pilot holes, saving time and effort on the job. Its zinc-plated finish provides moderate corrosion resistance, making it ideal for both indoor and light outdoor applications.
Key Features
Self-Drilling Point – Drills its own hole in thin gauge steel without pre-drilling.
Hex Washer Head – Provides secure grip and easy installation with standard hex drivers.
Zinc-Plated Finish – Offers moderate corrosion resistance for durability.
Coarse Threads – Creates strong mating threads for secure fastening.
Multi-Material Use – Suitable for wood, fiberglass, and metal applications.
One-Step Installation – Drills, taps, and fastens in a single operation.
Specifications
Manufacturer: Hillman Group
Part Number: 47204
Size: #8 x 1/2 inch
Thread Type: Coarse, self-tapping
Point Type: Self-drilling
Head Style: Hex washer
Drive Type: Hex
Material: Steel
Finish: Zinc-plated
Hardness: Rockwell HRC 32–40 (typical for carbon steel screws)
Package Options: 1 lb box (approx. 280 screws)
Standards: Meets IFI-113 and ASTM C954 performance requirement
Applications
Metal-to-Metal Fastening – Ideal for HVAC, ductwork, and steel framing.
Wood and Fiberglass Projects – Perfect for light construction and assembly tasks.
General Purpose Use – Suitable for home improvement, automotive, and industrial applications.