Self-tapping pan combination screws engineered for rapid fastening in sheet metal, plastic, and composite materials. The 4.0mm diameter and 25mm length provide optimal holding power for light to medium-duty applications. Pan head design offers increased bearing surface and aesthetic appeal, while the combi drive accommodates both Phillips and flat-head drivers for installation flexibility. Hardened steel construction ensures durability and corrosion resistance. Ideal for electrical enclosures, HVAC systems, and general assembly work where speed and reliability matter.