Malco BT131 #2 Point 8-18 x 1/2" | Bit-Tip Drill and Tap Screws | 1/4" Hex Washer Head | HVAC Fastners | Structural & Layered Metal | Self Tapping and Self Drilling Sheet Metal Screws, 10,000 Carton

Meet the Malco BT131 Bit-Tip Screw System—a precision-made solution for fast, reliable metal fastening that combines drilling, tapping, and fastening in a single operation. Built around Bit-Tip technology, it creates its own hole for an optimum size, delivering superior thread engagement and a tighter, more secure fit with every drive.

• One-pass fastening: Bit-Tip drills, taps, and threads in one motion, eliminating alignment issues and speeding up HVAC and metalwork projects.
• Versatile metal and material compatibility: Designed for structural and layered metal, HVAC fasteners, and sheet metal work. It also handles fastening to metal framing from various substrates—plywood, softwood, composition board, drywall, insulation, and laminates.
• Durable, precise construction: Forged from high-quality, heat-treated steel and precision cold-forged for uniform dimensions and consistent drill-point contours, ensuring repeatable performance across jobs.
• A smarter replacement for traditional methods: Serves as an efficient alternative to rivets, nuts and bolts, spot welds, and adhesives—reducing tooling, setup time, and complexity on site.
• 1/4" Hex Washer Head for reliable drive compatibility with standard screw tools, designed to work with typical 2500 RPM screw guns equipped with a drilling depth locator.
• High-volume efficiency: Packaged in bulk for teams and large projects—10,000-count cartons to keep your workflow moving without interruptions.
• Point length guides material suitability: The Bit-Tip point length determines the metal thickness that can be drilled, tapped, and fastened, enabling you to tailor the screw to the exact stack-up of your project.

Ideal for HVAC installation, structural metal assemblies, and any application requiring quick, dependable fastening to metal and layered substrates. The Malco BT131 Bit-Tip self-drilling and self-tapping sheet metal screws deliver consistent performance, reduce the need for extra equipment, and help you finish projects faster with fewer steps and less fuss.