Metallics Type A Tapping Screw #8 x 1-1/4" Steel Zinc Phillips Pan Head Sharp Point

Metallics Industries Type A Tapping Screw #8 x 1-1/4" Steel Zinc Phillips Pan Head Sharp Point

Professional Self-Tapping Fastener Solution

The Metallics Industries Type A Tapping Screw delivers exceptional performance and reliability for electrical, plumbing, heating and air conditioning applications. This steel zinc tapping screw provides dependable fastening solutions designed for professional contractors, electricians, and industrial technicians, offering the proven quality and precision engineering that professionals trust from a leading manufacturer of electrical hardware and industrial fasteners.

Professional Features & Benefits

Superior Construction & Materials

• AISI 1016-1024 Steel Construction with Zinc Finish - Provides excellent corrosion resistance and durability for long-lasting performance in demanding electrical and HVAC applications
• Rockwell C28-38 Hardness Rating - Ensures optimal strength and thread-forming capability while maintaining proper ductility for reliable installation
• 39 lb-in Minimum Torsional Strength - Delivers superior holding power and resistance to loosening under vibration and thermal cycling
• ASME B18.6.3-2013 Dimensional Compliance - Guarantees precise manufacturing tolerances and consistent performance meeting professional standards

Professional Installation Design

• Phillips Drive System with #2 Driver Size - Provides reliable torque transfer and reduces cam-out during installation for efficient professional work
• Pan Head Design (0.306-0.322" width) - Offers optimal bearing surface and professional appearance for visible installations
• Gimlet Point Sharp Point Design - Enables precise penetration and thread formation in sheet metal and thin materials without pre-drilling

Thread Performance Excellence

• 15 Threads Per Inch Specification - Provides optimal thread engagement and holding power for #8 diameter applications
• Type A Tapping Screw Configuration - Designed specifically for forming threads in thin sheet metal and light gauge materials

Technical Specifications

Material: Steel Zinc (AISI 1016-1024), Finish: Zinc, Length: 1-1/4", Diameter: #8, Thread Count: 15 TPI, Drive Type: Phillips (#2 driver), Head Type: Pan Head, Head Width: 0.306-0.322", Head Height: 0.105-0.115", Point Type: Gimlet Point Sharp Point, Hardness: Rockwell C28-38, Torsional Strength: 39 lb-in minimum, Thread Standard: ASME B18.6.4, Dimensional Standard: ASME B18.6.3-2013, Type: Type A Tapping Screw, Pack Type: Jar, Weight: 0.66 lbs

Installation & Usage

1. Select appropriate pilot hole size for material thickness and type - typically no pre-drilling required for thin sheet metal
2. Position screw perpendicular to work surface and apply steady downward pressure
3. Begin driving with Phillips #2 driver at moderate speed to establish thread engagement
4. Continue driving until pan head contacts surface, avoiding over-tightening
5. Verify proper thread engagement and secure connection
6. Check tightness periodically in vibration-prone applications

Professional Applications

Ideal for:

• Electrical Panel Assembly - Securing electrical panels, junction boxes, and control enclosures in commercial and industrial installations
• HVAC Ductwork Installation - Fastening sheet metal ductwork, dampers, and ventilation components in heating and cooling systems
• Plumbing Fixture Mounting - Attaching plumbing fixtures, brackets, and support hardware in residential and commercial applications
• Equipment Enclosure Assembly - Securing covers, access panels, and protective housings for electrical and mechanical equipment
• Sheet Metal Fabrication - Joining thin gauge steel components in custom fabrication and repair applications
• Appliance Assembly - Fastening components in commercial appliances, HVAC units, and industrial equipment
• Electrical Conduit Support - Mounting conduit straps, hangers, and support brackets for electrical installations
• Building Maintenance - General purpose fastening for maintenance, repair, and modification projects

Steel Zinc Construction Advantage

The AISI 1016-1024 steel construction with zinc finish provides exceptional corrosion resistance and durability for electrical, plumbing, and HVAC applications. The zinc coating offers superior protection against moisture and environmental exposure while maintaining the strength characteristics essential for reliable thread-forming performance in sheet metal applications.

Why Choose Metallics Industries Quality?

Metallics Industries demonstrates unwavering commitment to precision manufacturing and quality control excellence, ensuring every Type A tapping screw meets rigorous ASME standards for dimensional accuracy and performance. Our comprehensive product testing and superior material selection deliver the reliable fastening solutions that electrical contractors, HVAC technicians, and industrial professionals depend on for critical installations, backed by decades of engineering excellence and trusted performance in demanding commercial and industrial applications.