Metallics Self-Drilling Drywall Screw #8 x 3/4" Steel Zinc Phillips Wafer Head

Metallics Industries Self-Drilling Drywall Screw #8 x 3/4" Steel Zinc Phillips Wafer Head

Professional Type BSD Self-Drilling & Tapping Drywall Fastener Solution

The Metallics Industries Self-Drilling Drywall Screw delivers exceptional performance and reliability for electrical, plumbing, heating and air conditioning installations. This steel zinc self-drilling and 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

Advanced Self-Drilling Performance

• Type BSD Self-Drilling & Tapping Design - Eliminates pre-drilling requirements and reduces labor costs while providing reliable fastening in drywall applications
• Steel Zinc Construction with AISI 1016-1024 Material Standard - Delivers superior strength and corrosion resistance for long-lasting performance in electrical and HVAC installations
• Phillips Drive with #2 Driver Size - Ensures consistent torque application and reduces cam-out during installation for professional results
• Wafer Head Design with 0.359-0.38" Width - Provides optimal bearing surface and flush installation for clean, professional appearance

Precision Engineering & Quality

• Rockwell C32-40 Hardness Rating - Ensures consistent drilling performance and thread integrity throughout the fastener lifecycle
• UNF Thread Type with 18 Threads Per Inch - Delivers secure holding power and smooth installation in drywall and light gauge steel applications
• 42 lb-in Minimum Torsional Strength - Provides reliable fastening capability for demanding electrical and construction applications

Professional Installation Benefits

• Drill Point Design - Enables fast penetration and reduces installation time for increased productivity on job sites
• Economical Labor Savings - Reduces tooling costs and eliminates need for separate drill bits and taps in most applications

Technical Specifications

Material: Steel Zinc with AISI 1016-1024 standard, Finish: Zinc coating, Size: #8 diameter x 3/4" length, Head Type: Wafer head with 0.359-0.38" width, Drive: Phillips with #2 driver size, Thread: UNF type with 18 threads per inch per SAE J78-2013 standard, Hardness: Rockwell C32-40, Torsional Strength: 42 lb-in minimum, Point: Drill point type, Phillips Recess: 0.255" depth with 0.176-0.189" diameter, Panel Thickness Range: 0.100-0.350", Wafer Thickness: 0.025-0.035", Pack Type: Jar, Weight: 0.56 lbs, Product Dimensions: 76.2mm L x 76.2mm W x 54.61mm H

Installation & Usage

1. Select appropriate #2 Phillips driver and ensure proper alignment with screw head recess
2. Position screw at desired location on drywall surface with drill point contacting material
3. Apply steady downward pressure while engaging drill motor at moderate speed
4. Allow self-drilling point to penetrate through drywall and into backing material
5. Continue driving until wafer head sits flush with drywall surface
6. Verify secure attachment and proper torque without over-driving past flush position

Professional Applications

Ideal for:

• Electrical Installations - Mounting electrical boxes, conduit straps, and panel attachments in drywall construction
• HVAC Systems - Securing ductwork supports, register mounting, and equipment brackets to drywall surfaces
• Plumbing Applications - Installing pipe supports, fixture mounting brackets, and access panel attachments
• Drywall Construction - Attaching drywall to light gauge steel framing and metal studs
• Commercial Building - Interior partition systems, suspended ceiling grid attachments, and wall-mounted equipment
• Residential Construction - Cabinet mounting, shelf installation, and general drywall fastening applications
• Industrial Assembly - Light-duty equipment mounting and panel attachment in manufacturing facilities
• Building Maintenance - Repair and retrofit applications requiring reliable drywall fastening solutions

Steel Zinc Construction Advantage

The steel zinc construction with AISI 1016-1024 material standard provides exceptional strength-to-weight ratio and corrosion resistance for demanding electrical and construction applications. The zinc finish offers superior protection against moisture and environmental factors commonly encountered in electrical, plumbing, and HVAC installations, ensuring long-term reliability and performance integrity.

Why Choose Metallics Industries Quality?

Metallics Industries' commitment to precision manufacturing ensures consistent thread quality, accurate head dimensions, and reliable drill point performance. Our comprehensive quality control processes verify hardness specifications, torsional strength requirements, and dimensional accuracy, providing contractors and industrial professionals with dependable fastening solutions. With extensive testing protocols and adherence to SAE J78-2013 thread standards, Metallics Industries delivers the trusted performance that electrical, plumbing, HVAC, and construction professionals demand for critical applications.