HP Self Drilling Screw Dealers In Delhi HP Self-Drilling Screws are engineered for high-performance fastening in metal-to-metal or metal-to-wood applications, eliminating the need for pre-drilling. These screws combine drilling, tapping, and fastening into a single operation, saving time and labor on the job site. Known for their precision and durability, HP Self-Drilling Screws are widely used in industries such as construction, HVAC, automotive, and manufacturing. Manufactured with hardened steel and coated for corrosion resistance, HP screws offer superior holding strength even under demanding conditions. Their sharp drill point ensures rapid penetration into various substrates, including steel and aluminum, while the thread design provides maximum grip and pull-out resistance. Many variants also include features like hex washer heads for better torque transmission and EPDM washers for weather sealing in outdoor applications. HP Self-Drilling Screws come in a variety of sizes, lengths, and coatings (such as zinc, or stainless steel) to meet specific project requirements. Whether fastening metal roofing panels, steel studs, or heavy-gauge steel frames, these screws deliver consistent and secure performance.