Fifty Pack M4 X 12 Millimeter Self Drilling Screws Carbon Steel Black Finish Phillips Drive Round Head Rust Resistant Hardware Heavy Duty Fasteners For Wood And Metal Jobs Built Tough And Slick Drive

Bulk Box M4x12 Self Drilling Screws For Wood and Sheet Metal
✔️ M4x12mm black oxide carbon steel screws with phillips drive

These self drilling screws act as both cutter and anchor, taking the guesswork out of mounting materials. They work slick on soft metals, plywood boards, drywall panels, and light gauge sheet metal around workshops, decks, or home repairs. The box arrives stacked with fifty pieces ready to handle tight fastening tasks without extra prep steps.

✅ Pack contains exactly fifty M4x12mm fasteners
✅ High grade carbon steel body resists bending under pressure
✅ Black oxide coating protects against rust in damp areas
✅ Phillips recessed head allows quick alignment with power drivers
✅ Sharp threaded tip bites straight into wood and thin metal sheets

💡 What makes self drilling screws a handy upgrade over separate drill bits and fasteners?

You stop juggling tools and save floor space on the jobsite because these fasteners merge a cutting point with locking threads.

- The sharp flute cuts clean holes in galvanized steel and soft lumber instantly

- Hardened carbon steel grips tightly without spinning loose under vibration loads

- Durable black oxide plating stops surface rust from weakening the shaft over years

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