#8 × 1/2" براغي ذاتية الحفر (TEK) | رأس سداسي مقعر | فولاذ مطلي بالزنك (2000 / عبوة)

These self-drilling screws cut through thin steel like butter, saving me so much time on my metal roofing project. The zinc plating seems durable and the hex head grips securely with my impact driver. Exactly what I needed for a clean, solid install.

Bought a box of these for a metal roofing job and the self-drilling tip saved me from having to pre-drill every hole. The 2000 count means I still have plenty left for future projects.

These #8 self-drilling screws bit right into the metal studs without any pilot hole, saving me a ton of time. The hex washer head sits flush and holds tight, and the zinc coating seems solid so far. Exactly what I needed for a big project.