SELF- DRILLING WAFER HEAD SCREW HIGH CARBON STEEL GALVANIZED METAL ROOFING (SIZE: 4.2 x 19MM / 1 BOX)

ST4.2 Pan Flat Head – For Metal & Roofing - Superior Weather Resistance - Made from premium anti-rust materials and coating, specifically engineered to withstand Malaysia's humid, rainy climate. Guarantees long-term durability for outdoor and roofing projects. - Self-Drilling Design – Saves Time - Sharp drill tip and flute design screw directly into metal sheets and wood—no pre-drilling needed. Speeds up work for both professionals and DIYers. - Secure & Flush Fit - Pan flat head sits flush to prevent surface damage. Standard PH2 cross slot ensures secure bit grip, reducing slippage. - QTY: 300PCS +- /BOX - (700GM+-) - Includes PH2 Double-Ended Bit - Choice of 65mm (compact) or 100mm (universal) bit. Sold as 1pc or 10pcs. Fully compatible with all ST4.2 screws in this set.• 4.2×19mm