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Construction Fasteners: Construction
Hardware & Self-Drilling Screws

Self Drilling Screws

Tanner® offers one of the most complete line of construction self drilling fastners and tools available in the marketplace today. Self-Drilling fasteners eliminate separate drilling and tapping operations for faster, more economical installations. Contractors in a wide variety of industries rely on Tanner for quick solutions to all their fastener needs in residential & commercial construction markets.

Construction & Self-Drilling Screws

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Standard & Heavy Self-Drilling Screws DrillFlex® Structural Self-Drilling Screws BiFlex® Self-Drilling



Standard Self-Drilling Screws

Standard Self-Drilling Screws


  • Diameters: #6 to 5/16"
  • Lengths: 3/8" to 4"
  • Head Styles: Hex Washer, Pan, Oval, Flat & Flat Undercut
  • Drive Systems: Hex and Phillips
  • Point Types: #1, #2, and #3
  • Material: Carbon Steel
  • Finish: Zinc Plating or Silver Stalgard®High Performance Protective Coating
Hex/Flat Undercut Dril-Flex Structural Self-Drilling Screws

Precision-engineered and dual heat-treated crews provide the strength, ductility and resistance to embrittlement required for critical applications


  • Diameters: #10, #12, 1/4", 5/16"
  • Lengths: 3/4" to 3-3/8"
  • Head Styles: Hex Washer and Undercut Flat
  • Drive Systems: Hex and Phillips
  • Point types: #3 and #4
  • Material: Alloy Steel
  • Finish: Silver Stalgard® High Performance Protective Coating
 
Bi-Flex Self-Drilling Screws

The Corrosion resistance of 300 series stainless steel and the efficiency of drill screws


  • Diameters: #10, #12, 1/4"
  • Lengths: 3/4" to 2"-13/16"
  • Head Styles: Hex Washer, Undercut Flat, Flat
  • Drive Systems: Hex and Phillips
  • Point Types: #2, #3 and #5
  • Material: 300 series stainless steel head and shank, fused and hardened steel drill point
  • Finish: Silver-colored Stalgard® Galvanic Barrier Coating
Heavy Duty Self-Drilling Screws Alumi-Flex™ 300 Series Stainless Steel Self-Drilling Screws Drilit® Wood-to-Metal Self Drilling Screws
Stalgard/ELCO Logo

Drills Up to 1/2" Thick Steel


  • Diameters: #12-24. 1/4"-14
  • Drive/head Style: 5/16" Hex Washer Head
  • Point Types: #4, #4.5 and #5
  • Finish: Silver Stalgard® High Performance Protective Coating
Hex head Self-Drilling Screws

For Fastening to Aluminum When Corrosion is a Primary Concern


  • Diameters: #10, 1/4"
  • Lengths: 1/2" to 1-1/2"
  • Head Styles: Hex Washer
  • Drive Systems: Hex
  • Point Types: #3 and #4
  • Material: 302 Stainless Steel
  • Finish: Silver Top Coat
Hex head Self-Drilling Screws

Designed to eliminate separate drilling and tapping operations for faster installation inwood-to-metal applications


  • Diameters: #8 to 1/4"
  • Lengths: 3/4" to 3-15/16"
  • Head Styles: Flat and Wafer
  • Drive Systems: Phillips
  • Point Types: #3 and #4
  • Material: Carbon Steel
  • Finish: Gray Stalgard® coating