Need Reliable Tapping Screws for High-Volume Electronics Assembly Lines?

Our ST3.9 flat head tapping screws with Phillips No.2 drive deliver consistent thread-forming performance in metal housings and chassis assemblies. With C-1022 steel construction and 100M minimum orders, we support your production continuity with stable quality backed by 30 years of OEM manufacturing expertise. Contact us for technical specifications and buyer's label customization options.

Our ST3.9 tapping screw is designed for high-volume production requirements with a minimum order quantity of 100M per item and USD 5,000 per order, making it ideal for OEM manufacturers and distributors seeking stable supply partnerships. The flat head profile ensures flush mounting in countersunk applications, while the Phillips drive provides efficient installation with standard tooling. Backed by ISO 14064-1:2018 and ISO 14067 certifications demonstrating our commitment to environmental responsibility, Chan Chin C. delivers comprehensive fastening solutions with dedicated service and continuous quality improvement for global construction, manufacturing, and distribution markets.