Metallics Industries Self-Drilling & Tapping Screw #10 x 1" Steel Zinc Indented Hex Head with Washer #2 Drill PointProfessional Self-Drilling Fastener with Integrated WasherThe 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 & BenefitsAdvanced Self-Drilling Performance#2 Drill Point with Type BSD Design - Eliminates pre-drilling requirements while providing clean, precise holes in steel panels up to 0.110 inches thick with superior drilling efficiencySteel Zinc Construction with Rockwell C32-40 Hardness - Delivers exceptional strength and corrosion resistance meeting AISI 1016-1024 material standards for demanding industrial applicationsIntegrated Washer Design - Built-in washer (0.384-0.414" OD, 0.019-0.031" thick) provides enhanced load distribution and sealing performance without separate components16 TPI Threading with SAE J78-2013 Compliance - Precision thread design ensures reliable engagement and holding power with 61 lb-in minimum torsional strengthProfessional Installation Advantages5/16" Indented Hex Head with Hex Drive - Provides secure tool engagement and high torque transfer capability with 0.305-0.312" head width for professional installation controlSingle-Step Installation Process - Self-drilling and tapping action eliminates multiple fastening steps, reducing installation time and labor costs significantlyASME B18.6.3-2010 Dimensional Compliance - Ensures consistent performance and compatibility with standard electrical and HVAC installation practicesTechnical SpecificationsMaterial: Steel Zinc with Zinc Finish | Fastener Length: 1 inch | Thread: 16 TPI per SAE J78-2013 | Head Type: 5/16" Indented Hex | Drive Type: Hex | Drill Point: #2 | Head Dimensions: 0.305-0.312" width, 0.105-0.12" height | Washer OD: 0.384-0.414 inches | Washer Thickness: 0.019-0.031 inches | Panel Thickness Range: 0.035-0.110 inches | Hardness: Rockwell C32-40 | Torsional Strength: 61 lb-in minimum | Material Standard: AISI 1016-1024 | Dimensional Standard: ASME B18.6.3-2010 | Type: BSD Self-Drilling & Tapping | Pack Type: Jar | Weight: 0.755 lbsInstallation & UsagePosition screw perpendicular to work surface ensuring proper alignment with target material within 0.035-0.110 inch thickness rangeApply steady downward pressure while engaging hex drive with appropriate driver tool sized for 5/16" indented hex headBegin drilling at moderate speed allowing #2 drill point to penetrate and create clean entry hole in steel substrateContinue driving as self-tapping threads engage material, maintaining consistent pressure and rotation speedDrive until integrated washer contacts surface and screw head reaches proper seating depthVerify secure installation by checking that washer provides full contact and load distribution across fastened materialsProfessional ApplicationsIdeal for:Electrical Panel Installation - Securing electrical panels, junction boxes, and enclosures to steel structures with reliable weatherproof connectionsHVAC System Assembly - Fastening ductwork, equipment housings, and mounting brackets in heating and air conditioning installationsPlumbing Applications - Mounting pipe supports, fixture brackets, and plumbing hardware to steel framework and structural elementsMetal Building Construction - Attaching siding, roofing panels, and structural components in commercial and industrial building projectsEquipment Mounting - Securing electrical equipment, control panels, and industrial machinery to steel mounting surfacesConduit and Cable Tray Installation - Fastening electrical conduit supports and cable management systems to steel structuresIndustrial Maintenance - Replacement fastening for equipment repairs and facility maintenance in manufacturing environmentsCommercial Construction - General fastening applications requiring self-drilling capability in steel substrates up to 0.110 inches thickSteel Zinc Construction AdvantageThe steel zinc construction with Rockwell C32-40 hardness provides exceptional drilling performance and long-term durability in demanding applications. The zinc finish offers superior corrosion resistance for both indoor and outdoor installations, while the AISI 1016-1024 material standard ensures consistent mechanical properties and reliable performance. The integrated washer design eliminates the need for separate washers while providing enhanced load distribution and sealing capabilities essential for electrical and HVAC applications.Why Choose Metallics Industries Quality?Metallics Industries' commitment to precision manufacturing ensures every self-drilling screw meets strict dimensional tolerances and performance standards. Our quality materials and advanced zinc finishing processes deliver reliable performance for contractors and industrial professionals. With comprehensive product testing, adherence to SAE J78-2013 and ASME B18.6.3-2010 standards, and trusted solutions specifically engineered for electrical, plumbing, HVAC, and construction applications, Metallics Industries provides the dependable fastening solutions that professionals rely on for critical installations and long-term performance.