✓470PCS SELF DRILLING SCREWS&3PCS HEX SOCKET - 100Pcs #8 x 1/2 inch, 85Pcs #8 x 3/4 inch, 50Pcs #8 x 1 inch, 90Pcs #10 x 1/2 inch, 60Pcs #10 x 3/4 inch, 45Pcs #10 x 1 inch, 20Pcs #10 x 1-1/2 inch, 10Pcs #14 x 3/4 inch, 10Pcs #14 x 1-1/2 inch, total 470Pcs self drilling screws for metal, with 3pcs hex socket(7mm, 8mm, 10mm)
✓410 STAINLESS STEEL (BLACK OXIDE) - DURABILITY - Hakkin Self-drilling sheet metal screws are integrally formed with high-quality 410 stainless steel, high-precision cutting technology, deep and clear threads, high hardness, not easy to deform and slide, corrosion-resistant, rust, equipped with waterproof and non-slip washers, longer service life long
✓FINE WORKMANSHIP - Hakkin self-drilling tip for soft metal or non-metal. Quick self-tapping screws with hex washer head and external Hex Socket prevent slippage and ensure a strong hold
✓VERSATILE - Self drilling screws for metal, wood, plastic. Self-drilling screws for metal, include working with metal roofing, HVAC and ductwork, and steel frames. Attaches wood, plastic, and other metal to sheet metal
✓REINFORCED STORAGE BOX - All self-drilling screws are well packed in a reinforced labeled storage case with thickened latches and dividers, different sizes are sorted and stored in different compartments, handy and neat, orderly and easy to store