S-97349A411 Length 1/4" Tapping Screws

Key Features & Benefits at a Glance

• Corrosion-resistant 18-8 stainless steel construction ensures long-term reliability in humid or demanding environments, reducing replacement costs.
• Thread forming (DST) design creates strong, permanent threads in plastic materials without generating chips, minimizing debris and assembly issues.
• Phillips pan head with No. 1 drive provides secure, efficient installation with standard tools, speeding up assembly processes.
• 32 TPI precision threading delivers superior holding power and vibration resistance in plastic substrates for secure, long-lasting fastening.
• Blunt tip and fully threaded shank allow for smooth, controlled insertion and maximum thread engagement in pre-drilled holes.
• Optimized for No. 48 drill bit (0.076" diameter) ensures perfect fit and reduced risk of material cracking during installation in plastics.
• RoHS 3 and REACH compliance guarantees environmental safety and regulatory adherence for global industrial applications.

Professional Applications & Engineering Value

These 18-8 stainless steel tapping screws are specifically engineered for plastic assembly challenges, where material integrity and fastener durability are critical. The thread forming (DST) design eliminates the need for pre-tapped threads, reducing labor and tooling costs while preventing plastic stress fractures. With a Phillips pan head and fully threaded profile, they ensure uniform load distribution and high pull-out resistance in thermoplastic and thermoset applications. Ideal for electronics enclosures, automotive trim, and consumer products, these screws provide corrosion-resistant performance that maintains assembly integrity in varied operational environments.

Specification Summary & Compliance

This No. 2 x 1/4" tapping screw features a 0.086" thread diameter with 32 TPI precision threading and right-hand thread direction, conforming to standard inch measurements. Manufactured with a rounded pan head and blunt tip for controlled plastic penetration, it is designed for use with a No. 48 drill bit (0.076" diameter). The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial use.