HSS1209991 Midwest Fastener #10 × 1/2″ Zinc-Pl (...)

The Midwest Fastener 21158 is a #10-18 thread-forming screw with a nominal length of 1/2″, constructed from carbon steel with a zinc-plated finish. Engineered for metal-to-metal and sheet metal fastening, this screw features a pointed tip and self-drilling threads for efficient installation without pre-drilling. The zinc plating enhances corrosion resistance in indoor applications, and the screw head is available in flat or pan configurations with Phillips drive to ensure ease of use. Midwest Fastener manufactures this product to tight tolerances for consistent performance on drywall metal studs, light-gauge framing, and HVAC duct assemblies.

#10-18 thread-forming screw, 1/2″ length, zinc-plated steel—designed for self-tapping into thin-gauge metals.

Manufacturer: Midwest Fastener

Product Features

• #10-18 thread size, 1/2″ nominal length
• Zinc-plated carbon steel for moderate corrosion protection
• Self-tapping thread-forming design
• Sharp point ideal for metal-to-metal fastening
• Available in Phillips flat or pan head styles

Product Attributes

Availability