Tanner® offers one of the most complete line of construction self-drilling fasteners 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 Fasteners Including Construction Hardware & Self-Drilling Screws

Self-Drilling Screw & Masonry Fastening System Highlights

Standard Self-Drilling Screws
Heavy Duty Self-Drilling Screws
BiFlex® Self-Drilling
DrillFlex® Structural Self-Drilling Screws
Drilit® Wood-to-Metal Self Drilling Screws
Alumi-Flex™ 300 Series Stainless Steel Self-Drilling Screws
Aggre-Gator® 300 Series Concrete Anchors
UltraCon® Masonry Fastening System
Crete-Flex® 410 Stainless Steel Masonry Fastening System
Fab-Lok® Fasteners

Standard & Heavy Self-Drilling Screws

Standard Self-Drilling Screws

View 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 Coatin

DrillFlex® Structural Self-Drilling Screws

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

View DrillFlex® Self-Drilling Screws

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

BiFlex® Self-Drilling

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

View BiFlex® Self-Drilling 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

Drills Up to 1/2" Thick Steel

View Heavy Duty Self-Drilling Screws

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

Alumi-Flex™ 300 Series Stainless Steel Self-Drilling Screws

For Fastening to Aluminum When Corrosion is a Primary Concern

View Alumi-Flex™ 300 Series Self-Drilling Screws

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

Drilit® Wood-to-Metal Self Drilling Screws

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

View Drilit® Wood-to-Metal Self Drilling Screws

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

Masonry Fasteners: Concrete Anchors & Masonry Fastening Systems

<div id="contentWrap"> <div id="ConstructionHeader"> <h2 id="HeaderTitle">Construction Fasteners Including: Construction<br> Hardware & Self-Drilling Screws</h2> <p style="padding-top: 35px; font-size: 18px;">  </p> </div> <div style="float: right; clear: left; padding: 5px 5px 5px 5px; margin-top: 35px; border-left: thin solid gray;"> <strong>Self-Drilling Screw & Masonry Fastening System Highlights</strong> <ul> <li><a href="/construction-1#securityanchors">Standard Self-Drilling Screws</a></li> <li><a href="/construction-1#heavy-duty-self-drilling">Heavy Duty Self-Drilling Screws</a></li> <li><a href="/construction-1#bi-flex">BiFlex® Self-Drilling</a></li> <li><a href="/construction-1#drillflexscrews">DrillFlex® Structural Self-Drilling Screws</a></li> <li><a href="/construction-1#drilit">Drilit® Wood-to-Metal Self Drilling Screws</a></li> <li><a href="/construction-1#alumi-flex">Alumi-Flex™ 300 Series Stainless Steel Self-Drilling Screws</a></li> <li><a href="/construction-1#aggre">Aggre-Gator® 300 Series Concrete Anchors</a></li> <li><a href="/construction-1#ultracon">UltraCon® Masonry Fastening System</a></li> <li><a href="/construction-1#crete-flex">Crete-Flex® 410 Stainless Steel Masonry Fastening System</a></li> <li><a href="/construction-1#fab-lok">Fab-Lok® Fasteners</a></li> </ul> </div>  <div style="border: 0px; padding: 5px 50px 5px 5px;">  <h3>Self Drilling Screws </h3> <p><font size="2"></font>Tanner® offers one of the most complete line of construction self drilling fasteners 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.</p> </div> <div style="clear: both;"></div> <table width="100%" border="0" cellpadding="0"> <tbody><tr> <th colspan="2" align="right" bgcolor="#C4D1D7" class="thFirst"> <h1 style="float: left;">Construction & Self-Drilling Screws </h1> Page: 1<a href="/construction-2.htm" style="margin: 5px; padding: 5px;">2</a></th> </tr> <tr id="RowTitles"> <td width="33%" class="tdSubHead"><strong><a name="sdscrews" id="sdscrews"></a>Standard & Heavy Self-Drilling Screws</strong></td> <td width="33%" class="tdSubHead"><strong><a name="drillflexscrews" id="drillflexscrews"></a>DrillFlex® Structural Self-Drilling Screws<small></small></strong></td> <td width="33%" class="tdSubHead"><strong><a name="bi-flex" id="bi-flex"></a>BiFlex® Self-Drilling</strong></td> </tr> <tr> <td width="33%"><strong> <br> </strong></td> <td width="33%"><strong> <br> </strong></td> <td width="33%"><strong> <br> </strong></td> </tr> <tr> <td width="33%" valign="top"><a href="FASTENERS/SELF-DRILLING-SCREWS.aspx"> <img src="/media/wysiwyg/tanimg/spec-pages/pg_Self-Drilling_Hdrs-standard.jpg" alt="Standard Self-Drilling Screws" width="250" height="115" style="margin-left: 0px"></a> <h2 style="margin-left: 25px; margin-top: 0; margin-bottom: 0; font-size: 10pt">Standard Self-Drilling Screws </h2> <br> <div align="center"><a href="/products/FASTENERS/SELF-DRILLING-SCREWS.aspx"> <div style="padding: 5px; margin: 10px; height: 35px; width: 200px; border:thin solid #e2e2e2;">View Standard Self-Drilling Screws</div> </a><br></div> <ul style="margin-left: 10px; list-style: circle;"> <li>Diameters: #6 to 5/16" </li> <li>Lengths: 3/8" to 4"</li> <li>Head Styles: Hex Washer, Pan, Oval, Flat & Flat Undercut</li> <li>Drive Systems: Hex and Phillips</li> <li>Point Types: #1, #2, and #3</li> <li>Material: Carbon Steel</li> <li>Finish: Zinc Plating or Silver Stalgard®High Performance Protective Coating</li> </ul> </td> <td width="33%" valign="top"><a href="/products/FASTENERS/SELF-DRILLING-SCREWS/ELCO-SELF-DRILLING-SCREWS/ELCO-DRIL-FLEX-STRUCTURAL-SCREWS-USA.aspx"> <img src="/media/wysiwyg/tanimg/spec-pages/pg_Self-Drilling_Hdrs-drilflex.jpg" alt="Hex/Flat Undercut Dril-Flex Structural Self-Drilling Screws" width="250" height="115" style="margin-top: 0; margin-bottom: 0; margin-left: 0px"></a> <h2 style="margin-left: 25px; margin-top: 0; margin-bottom: 0; font-size: 10pt">Precision-engineered and dual heat-treated crews provide the strength, ductility and resistance to embrittlement required for critical applications</h2> <br> <div align="center"> <a href="/products/FASTENERS/SELF-DRILLING-SCREWS/ELCO-SELF-DRILLING-SCREWS/ELCO-DRIL-FLEX-STRUCTURAL-SCREWS-USA.aspx"> <div style="padding: 5px; margin: 5px; height: 35px; width: 200px; border: thin solid #e2e2e2;">View DrillFlex® Self-Drilling Screws</div> </a><br> </div> <ul style="margin-left: 10px; list-style: circle;"> <li>Diameters: #10, #12, 1/4", 5/16"</li> <li>Lengths: 3/4" to 3-3/8"</li> <li>Head Styles: Hex Washer and Undercut Flat</li> <li>Drive Systems: Hex and Phillips</li> <li>Point types: #3 and #4</li> <li>Material: Alloy Steel</li> <li>Finish: Silver Stalgard® High Performance Protective Coating</li> </ul> <h5 style="margin-left: 25px; margin-top: 0; margin-bottom: 0"> </h5> </td> <td width="33%" valign="top"> <a href="/products/BY-BRAND/ELCO/ELCO-PRODUCT-LINES/ELCO-BI-FLEX.aspx"> <img src="/media/wysiwyg/tanimg/spec-pages/pg_Self-Drilling_Hdrs-biflex.jpg" alt="Bi-Flex Self-Drilling Screws" width="250" height="115" style="margin-top: 0; margin-bottom: 0; margin-left: 0"></a> <h2 style="margin-left: 25px; margin-top: 0; margin-bottom: 0; font-size: 10pt">The Corrosion resistance of 300 series stainless steel and the efficiency of drill screws</h2> <br> <div align="center"> <a href="/products/BY-BRAND/ELCO/ELCO-PRODUCT-LINES/ELCO-BI-FLEX.aspx"> <div style="padding: 5px; margin: 5px; height: 35px; width: 200px; border: thin solid #e2e2e2;">View BiFlex® Self-Drilling Screws</div> </a><br> </div> <ul style="margin-left: 10px; list-style: circle;"> <li>Diameters: #10, #12, 1/4"</li> <li>Lengths: 3/4" to 2"-13/16"</li> <li>Head Styles: Hex Washer, Undercut Flat, Flat</li> <li>Drive Systems: Hex and Phillips</li> <li>Point Types: #2, #3 and #5</li> <li>Material: 300 series stainless steel head and shank, fused and hardened steel drill point</li> <li>Finish: Silver-colored Stalgard® Galvanic Barrier Coating</li> </ul> </td> </tr> <tr> <td valign="middle" class="tdSubHead"><strong><a name="heavy-duty-self-drilling" id="securitynuts3"></a>Heavy Duty Self-Drilling Screws</strong></td> <td valign="middle" class="tdSubHead"><strong><a name="alumi-flex" id="securitynuts2"></a>Alumi-Flex™ 300 Series Stainless Steel Self-Drilling Screws</strong></td> <td valign="middle" class="tdSubHead"><a name="drilit" id="drilit"></a><strong>Drilit® Wood-to-Metal Self Drilling Screws</strong></td> </tr> <tr> <td width="33%" valign="top"><a href="/products/BY-BRAND/ELCO/ELCO-METAL-FASTENING/ELCO-METAL-FASTENING-SELF-DRILLING.aspx"> <img src="/media/wysiwyg/tanimg/spec-pages/pg_Self-Drilling_Hdrs-heavy.jpg" alt="Stalgard/ELCO Logo" width="250" height="115" style="margin-top: 0; margin-bottom: 0; margin-left: 0px"></a> <h2 style="margin-left: 25px; margin-top: 0; margin-bottom: 0; font-size: 10pt">Drills Up to 1/2" Thick Steel</h2> <br> <div align="center"> <a href="/products/BY-BRAND/ELCO/ELCO-METAL-FASTENING/ELCO-METAL-FASTENING-SELF-DRILLING.aspx"> <div style="padding: 5px; margin: 5px; height: 35px; width: 200px; border: thin solid #e2e2e2;">View Heavy Duty Self-Drilling Screws</div> </a><br> </div> <ul style="margin-left: 10px; list-style: circle;"> <li>Diameters: #12-24. 1/4"-14</li> <li>Drive/head Style: 5/16" Hex Washer Head</li> <li>Point Types: #4, #4.5 and #5</li> <li>Finish: Silver Stalgard® High Performance Protective Coating</li> </ul> </td> <td width="33%" valign="top"><a href="/products/BY-BRAND/ELCO/ELCO-PRODUCT-LINES/ELCO-ALUMI-FLEX-USA.aspx"> <img src="/media/wysiwyg/tanimg/spec-pages/pg_Self-Drilling_Hdrs-alumi-flex.jpg" alt="Hex head Self-Drilling Screws" width="250" height="115" style="margin-top: 0; margin-bottom: 0; margin-left: 0px"></a> <h2 style="margin-left: 25px; margin-top: 0; margin-bottom: 0; font-size: 10pt">For Fastening to Aluminum When Corrosion is a Primary Concern</h2> <br> <div align="center"> <a href="/products/BY-BRAND/ELCO/ELCO-PRODUCT-LINES/ELCO-ALUMI-FLEX-USA.aspx"> <div style="padding: 5px; margin: 5px; height: 35px; width: 200px; border: thin solid #e2e2e2;">View Alumi-Flex™ 300 Series Self-Drilling Screws</div> </a></br> </div> <ul style="margin-left: 10px; list-style: circle;"> <li>Diameters: #10, 1/4"</li> <li>Lengths: 1/2" to 1-1/2"</li> <li>Head Styles: Hex Washer</li> <li>Drive Systems: Hex</li> <li>Point Types: #3 and #4</li> <li>Material: 302 Stainless Steel</li> <li>Finish: Silver Top Coat</li> </ul> </td> <td width="33%" valign="top"><a href="/products/BY-BRAND/ELCO/ELCO-PRODUCT-LINES/ELCO-DRILIT-USA.aspx"> <img src="/media/wysiwyg/tanimg/spec-pages/pg_Self-Drilling_Hdrs-drilit.jpg" alt="Hex head Self-Drilling Screws" width="250" height="115" style="margin-top: 0; margin-bottom: 0; margin-left: 0px"></a><a href="/products/BY-BRAND/ELCO/ELCO-PRODUCT-LINES/ELCO-DRILIT-USA.aspx"></a> <h2 style="margin-left: 25px; margin-top: 0; margin-bottom: 0"><span style="font-size: 10pt">Designed to eliminate separate drilling and tapping operations for faster installation in</span><span style="font-size: 10pt">wood-to-metal applications</span></h2> <br> <div align="center"> <a href="/products/BY-BRAND/ELCO/ELCO-PRODUCT-LINES/ELCO-DRILIT-USA.aspx"> <div style="padding: 5px; margin: 5px; height: 35px; width: 200px; border: thin solid #e2e2e2;">View Drilit® Wood-to-Metal Self Drilling Screws</div> </a><br> </div> <ul style="margin-left: 10px; list-style: circle;"> <li>Diameters: #8 to 1/4"</li> <li>Lengths: 3/4" to 3-15/16"</li> <li>Head Styles: Flat and Wafer</li> <li>Drive Systems: Phillips</li> <li>Point Types: #3 and #4</li> <li>Material: Carbon Steel</li> <li>Finish: Gray Stalgard® coating</li> </ul> </td> </tr> </tbody></table> </div>