Metallics Self-Drilling & Tapping Screw #10 x 3" Steel Zinc Indented Hex Head with Washer #2 Drill Point

Metallics Industries Self-Drilling & Tapping Screw #10 x 3" Steel Zinc Indented Hex Head with Washer #2 Drill Point

Professional Heavy-Duty Fastening Solution with Integrated Washer

The Metallics Industries Self-Drilling & Tapping Screw delivers exceptional performance and reliability for electrical, plumbing, and HVAC applications. This steel zinc fastener with integrated washer 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

Advanced Self-Drilling Performance

• #2 Drill Point with Type BSD Design - Eliminates pre-drilling requirements and provides clean, precise penetration through steel panels up to 0.110 inches thick with 2.5-second drill time for 1mm plates
• Steel Zinc Construction with AISI 1016-1024 Material Standard - Delivers superior strength and corrosion resistance with Rockwell C32-40 hardness for demanding industrial applications
• Indented Hex Head with Hex Drive - Provides secure tool engagement and high torque transfer with 0.305-0.312 inch head width for reliable installation control
• Integrated Washer Design - Features 0.384-0.414 inch OD washer with 0.019-0.031 inch thickness for enhanced load distribution and professional sealing

Professional Installation Advantages

• 16 Threads Per Inch with SAE J78-2013 Standard - Ensures consistent threading performance and reliable holding power in electrical and mechanical assemblies
• 3-Inch Length with #10 Diameter - Ideal for securing heavy-duty electrical panels, HVAC components, and structural mounting applications
• 61 lb-in Minimum Torsional Strength - Provides exceptional resistance to rotational forces and maintains secure connections under vibration and thermal cycling

Technical Specifications

Material: Steel Zinc with AISI 1016-1024 standard, Finish: Zinc coating, Length: 3 inches, Diameter: #10, Thread: 16 threads per inch SAE J78-2013, Drive Type: Hex, Head Type: Indented Hex, Head Width: 0.305-0.312 inches, Head Height: 0.105-0.12 inches, Drill Point: #2, Hardness: Rockwell C32-40, Torsional Strength: 61 lb-in minimum, Panel Thickness Range: 0.035-0.110 inches, Washer OD: 0.384-0.414 inches, Washer Thickness: 0.019-0.031 inches, Dimensional Standard: ASME B18.6.3-2010, Pack Type: Jar, Weight: 1.86 lbs

Installation & Usage

1. Position screw perpendicular to work surface ensuring proper alignment with mounting location
2. Apply steady downward pressure while engaging hex drive with appropriate driver tool
3. Begin drilling operation at moderate speed, allowing #2 drill point to penetrate material cleanly
4. Continue driving until washer contacts surface and screw reaches desired depth
5. Apply final torque within recommended range, monitoring for proper thread engagement
6. Verify secure installation and proper washer seating for optimal load distribution

Professional Applications

Ideal for:

• Electrical Panel Installation - Securing electrical panels, junction boxes, and control cabinets to steel structures and mounting brackets
• HVAC System Assembly - Mounting air handling units, ductwork supports, and mechanical equipment to steel frameworks
• Plumbing Applications - Installing pipe supports, valve assemblies, and plumbing fixtures to structural steel components
• Industrial Equipment Mounting - Fastening machinery, control panels, and industrial equipment to steel platforms and supports
• Construction Fastening - Securing metal building components, structural connections, and architectural elements
• Maintenance and Repair - Field repairs and equipment modifications requiring reliable steel-to-steel connections
• Commercial Installation - Professional mounting applications in commercial buildings, warehouses, and industrial facilities
• Heavy-Duty Assembly - Applications requiring superior holding power and resistance to vibration and thermal stress

Steel Zinc Construction Advantage

The steel zinc construction with AISI 1016-1024 material standard provides exceptional durability and corrosion resistance for demanding electrical, plumbing, and HVAC applications. The zinc finish offers superior protection against environmental factors while maintaining the strength characteristics essential for professional installations. The Rockwell C32-40 hardness ensures reliable performance under high-stress conditions while the integrated washer design provides enhanced load distribution and professional sealing capabilities.

Why Choose Metallics Industries Quality?

Metallics Industries demonstrates unwavering commitment to precision manufacturing and quality control excellence, delivering professional-grade fastening solutions that meet the demanding requirements of electrical contractors, plumbing professionals, and HVAC technicians. Our comprehensive product testing ensures reliable performance in critical applications, while our superior material selection and finish quality provide the durability and dependability that professionals trust. With specialized expertise in electrical hardware and industrial fastening solutions, Metallics Industries continues to set the standard for engineering excellence and professional reliability in commercial, industrial, and construction applications.