Metallics Self-Drilling & Tapping Screw #10 x 3/4" Steel Zinc Indented Hex Head with Washer #2 Drill Point

Metallics Industries Self-Drilling & Tapping Screw #10 x 3/4" Steel Zinc Indented Hex Head with Washer #2 Drill Point

Professional Self-Drilling Fastener with Integrated Washer

The Metallics Industries Self-Drilling & Tapping Screw delivers exceptional performance and reliability for electrical, plumbing, heating and air conditioning applications. This steel zinc self-drilling 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 Design - Engineered drill point penetrates metal panels from 0.035 to 0.110 inches thick with precision drilling capability and 2.5 second drill time for 1mm plates
• Steel Zinc Construction - AISI 1016-1024 material standard provides superior strength with zinc finish for corrosion resistance in demanding electrical and HVAC applications
• Indented Hex Head with Hex Drive - 5/16" indented hex head (0.305-0.312" width) delivers secure tool engagement and professional installation control with consistent torque application
• Integrated Washer System - Built-in washer (0.384-0.414" OD, 0.019-0.031" thickness) provides enhanced sealing and load distribution for reliable panel connections

Professional Installation Advantages

• Single-Step Installation - Self-drilling and tapping action eliminates pre-drilling requirements, reducing installation time and labor costs for contractors
• Precision Threading - 16 threads per inch with SAE J78-2013 standard ensures consistent thread engagement and secure fastening in metal applications
• Professional Hardness Rating - Rockwell C32-40 hardness with 61 lb-in minimum torsional strength provides reliable performance under demanding installation conditions

Technical Specifications

Material: Steel Zinc (AISI 1016-1024), Finish: Zinc, Length: 3/4 inch, Diameter: #10, Thread: 16 TPI, Thread Standard: SAE J78-2013, Drill Point: #2, Head Type: Indented Hex, Head Width: 0.305-0.312 inches, Head Height: 0.105-0.12 inches, Drive Type: Hex, 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, Weight: 0.635 lbs, Pack Type: Jar

Installation & Usage

1. Select appropriate hex driver bit for secure tool engagement with indented hex head
2. Position screw perpendicular to metal surface ensuring proper alignment for drilling
3. Apply steady downward pressure while engaging drill motor at recommended speed
4. Allow #2 drill point to penetrate and create pilot hole through metal panel
5. Continue driving until washer contacts surface and screw threads fully engage
6. Apply final torque to achieve secure connection without over-tightening

Professional Applications

Ideal for:

• Electrical Panel Installation - Secure mounting of electrical panels, junction boxes, and control enclosures to metal structures
• HVAC System Assembly - Fastening ductwork, equipment panels, and ventilation components in heating and cooling systems
• Plumbing Applications - Mounting pipe supports, brackets, and plumbing fixtures to metal surfaces and structural elements
• Metal Fabrication - Joining thin gauge metal sheets and panels in manufacturing and construction applications
• Equipment Mounting - Securing electrical equipment, control boxes, and industrial machinery to metal frameworks
• Building Construction - Fastening metal siding, roofing panels, and structural components in commercial construction
• Maintenance Operations - Repair and replacement fastening for electrical, plumbing, and HVAC maintenance work
• Industrial Assembly - Production line fastening of metal components requiring reliable self-drilling performance

Steel Zinc Construction Advantage

The steel zinc construction provides exceptional durability and corrosion resistance for electrical, plumbing, and HVAC applications. The AISI 1016-1024 material standard ensures consistent mechanical properties, while the zinc finish offers reliable protection against environmental exposure. This combination delivers the strength needed for secure fastening with the corrosion resistance required for long-term performance in demanding professional applications.

Why Choose Metallics Industries Quality?

Metallics Industries demonstrates unwavering commitment to precision manufacturing and quality control excellence for electrical hardware and industrial fasteners. Our self-drilling screws undergo comprehensive testing to meet ASME B18.6.3-2010 and SAE J78-2013 standards, ensuring reliable performance for contractors, electricians, and industrial professionals. With superior material selection, precise threading, and consistent hardness ratings, Metallics Industries provides trusted fastening solutions for electrical, plumbing, HVAC, and construction applications where quality and reliability are essential.