S-90033A205 Length 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide steel coating, extending service life in demanding industrial environments
• Efficient thread-forming design creates strong, permanent threads in sheet metal without pre-tapping requirements
• Optimal flush installation with standard flat head profile and 82° countersink angle for smooth surface finishes
• Enhanced driving efficiency through Phillips No. 2 drive system, reducing cam-out and tool slippage
• Maximum material engagement with fully threaded shank and pointed tip for secure fastening in thin materials
• Precision compatibility with No. 29 drill bit (0.136" diameter) for accurate installation in sheet metal up to 0.025" thickness
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global market acceptance

Professional Applications & Engineering Value

This No. 8-15 thread forming screw delivers exceptional performance in sheet metal applications where vibration resistance and permanent fastening are critical. The black-oxide steel construction provides superior protection against environmental factors, while the thread forming technology eliminates the need for separate tapping operations, significantly reducing assembly time and labor costs. The 82° countersink angle ensures flush mounting in various metal thicknesses, making it ideal for HVAC systems, electronic enclosures, automotive components, and industrial machinery where smooth surface profiles are essential. The combination of fully threaded design and pointed tip facilitates easy starting and maximum thread engagement, preventing loosening under dynamic loads.

Specification Summary & Compliance

This tapping screw features precision No. 8-15 thread with 0.164" diameter and right-hand threading, manufactured to industry standards for consistent performance. The A/AB tapping screw type with thread forming capability ensures reliable fastening in various metal substrates. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations guarantees environmental safety and market acceptability. Designed specifically for use with No. 29 drill bit (0.136" diameter) and suitable for materials up to 0.025" maximum drilling thickness.