Heavy-Duty Steel Thread-Cutting Screws Type F, 3/8-16 Inch, 1-1/2 Inch Length, Zinc Plated, Hex Washer Head, Slotted Drive, For Heavy-Gauge Metal, Aluminum, Cast Iron And Plastic, Pack Of 10
✔️ Zinc-plated steel, hex washer head, slotted drive for heavy gauge
These heavy-duty Type F thread-cutting screws are self-tapping fasteners designed to form threads in dense materials. They’re ideal for securing heavy-gauge sheet metal, aluminum, cast iron, brass, and plastic in automotive, HVAC, and metal-fabrication projects.
✅ Size: 3/8-16 in thread, 1-1/2 in length (9.53 mm dia, 38.1 mm long)
✅ Material: zinc-plated steel for corrosion resistance
✅ Head & drive: hex washer head with slotted drive
✅ Type: Type F point for heavy-gauge sheet metal, aluminum, cast iron, brass, plastic
✅ Pack: 10 screws per pack
💡 What is a heavy-duty Type F thread-cutting screw used for in metalworking? Handy quick answer for tough assemblies. - Useful for joining heavy-gauge metal, aluminum, and cast iron - Creates mating threads by cutting into the wall of the hole - Provides strong joint with distributed bearing surface - Works with flat-blade drivers in tight spaces