Malco BT163 12-14X3/4 Bit-Tip #3 Point Self-Tapping & Self-Drilling Sheet Metal Screws- 5/16" Hex Washer Head | HVAC Fastners | Structural & Layered Metal (6000 Count) MULT 3 Count on this master link

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Malco BT163 12-14X3/4 Bit-Tip #3 Point Self-Tapping & Self-Drilling Sheet Metal Screws- 5/16" Hex Washer Head | HVAC Fastners | Structural & Layered Metal (6000 Count) MULT 3 Count on this master linkMeet the Malco BT163 Bit Tip Self Drilling & Self Tapping Sheet Metal Screwsthe one tool solution that changes how you fasten metal. By drilling its own hole while threading, it achieves the optimum hole size for superior thread engagement and a tighter, more secure fit in a single, streamlined step. This means faster installs, fewer misalignments, and durable assemblies you can count on in HVAC and structural applications. Core features that set