S-95638A155 Length 1 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Enhanced Security: Tamper-resistant Torx T10 drive prevents unauthorized removal, ideal for public or high-security installations
• Superior Corrosion Resistance: 18-8 stainless steel construction withstands harsh environments and prevents rust formation
• Efficient Installation: Thread forming design and pointed tip enable easy driving without pre-tapping in sheet metal applications
• Optimal Grip & Holding Power: Fully threaded No. 6-18 configuration provides maximum engagement and vibration resistance
• Precision Compatibility: Designed for use with standard No. 32 drill bits (0.116" diameter) for accurate hole preparation
• Durable Fastening Solution: Rounded button head profile distributes pressure evenly while maintaining low-profile appearance
• Reliable Performance: Right-hand thread direction and A/AB screw type ensure consistent, secure fastening in metal assemblies

Professional Applications & Engineering Value

These tamper-resistant Torx tapping screws deliver exceptional value in sheet metal fabrication and industrial assembly applications. The 18-8 stainless steel composition provides inherent corrosion resistance, making them suitable for outdoor equipment, HVAC systems, and electronic enclosures exposed to moisture or chemicals. The thread forming design creates strong, permanent threads in parent material without generating chips, eliminating contamination concerns in sensitive environments. With T10 drive security, these screws prevent vandalism and unauthorized access in public infrastructure, transportation, and commercial installations. The combination of fully threaded construction and pointed tip ensures quick starts and reduced installation time, while the rounded button head offers a clean, finished appearance without sharp edges.

Specification Summary & Compliance

These No. 6-18 x 1-1/2" tapping screws feature standard Class 2A thread tolerances with 18 threads per inch and 0.138" thread diameter. Manufactured to A/AB tapping screw standards with right-hand thread direction and thread forming tapping method. The screws are compatible with No. 32 drill bits (0.116" diameter) and designed for maximum drilling thickness of 0.025" in sheet metal applications. 18-8 stainless steel construction ensures compliance with industry standards for corrosion resistance and mechanical properties, suitable for various industrial and construction requirements.