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Self-Drilling Screws

Self-drilling screws combine drilling and fastening into one efficient action, making them ideal for metal-to-metal and steel applications. Commonly used in construction, HVAC, and sheet metal work, these screws eliminate the need for pilot holes and speed up installation. Whether you're working on steel frames or attaching metal panels, self-drilling screws deliver fast, consistent performance.

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  • 50% off ELCO BI-FLEX 12-14 x 1 inch 3-point Phillips pancake head self-drilling screws, 1900 count

    ELCO BI-FLEX‚® 12-14" x 1" 3-Point Phillips Pancake Head Self Drill Screw - 1900 Qty

    Stanley Black and Decker
    $770.00 - $770.00
    $770.00
    $770.00 - $770.00
    $770.00
    10+ in stock

    Limited-Time 50% OFF – Contractor Bulk Savings with The ELCO BI-FLEX® 12-14 x 1 ; 3-Point Phillips Pancake Head Self-Drilling Screws (EBN320) are engineered for reliable performance in both interior and exterior fastening applications—now available at an unbeatable 50% OFF. Designed with BI-FLEX® technology, these screws offer enhanced flexibility and strength, reducing the risk of snapping during installation. The 3-point self-drilling tip allows quick penetration without pre-drilling, whil...
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    Elco BI-FLEX‚® 1/4-20" x 4" Hex Washer Head Stainless Steel #3 Point Self Drilling Screws - 500 Qty

    Stanley Black and Decker
    $828.13 - $828.13
    $828.13
    $828.13 - $828.13
    $828.13
    In Stock

  • 623506e8-78a3-4fa5-b037-5644c70b2d7c.jpeg

    ELCO DRILIT‚® 10-16" x 3/4" 3-Point Hex Washer Head Self Drill Screw - 6000 Qty

    Stanley Black and Decker
    $172.50 - $172.50
    $172.50
    $172.50 - $172.50
    $172.50
    In Stock

  • d7bbf758-2482-4dc6-a6d1-01f5208db6af.jpeg

    ELCO BI-FLEX‚® 1/4-20" x 2" 5-Point Hex Washer Head Self Drill Screw - 1500 Qty

    Stanley Black and Decker
    $1,996.49 - $1,996.49
    $1,996.49
    $1,996.49 - $1,996.49
    $1,996.49
    In Stock

  • f53525a8-cd85-4f69-bff3-b7dc0a977759.jpeg

    ELCO BI-FLEX‚® 1/4-14" x 1-1/2" 2-Point Hex Washer Head Self Drill Screw - 1000 Qty

    Stanley Black and Decker
    $890.99 - $890.99
    $890.99
    $890.99 - $890.99
    $890.99
    In Stock

  • 98653746-34a4-43db-b344-ddefba9c4f5c.jpeg

    1/4-20 X 1 HEX WASHER BI-FLEX #3 PT BULK (Qty 2500)

    Stanley Black and Decker
    $1,837.49 - $1,837.49
    $1,837.49
    $1,837.49 - $1,837.49
    $1,837.49
    In Stock

  • 6dc7d82f-dcaa-4092-ac61-6c5b5987270a.jpeg

    ELCO DRIL-FLEX‚® 12-14" x 1" 3-Point Phillips Undercut Flat Head Self Drill Screw - 4000 Qty

    Stanley Black and Decker
    $2,043.99 - $2,043.99
    $2,043.99
    $2,043.99 - $2,043.99
    $2,043.99
    In Stock

  • ELCO 1/4-14x3 hex washer self drill screw stalgard steel

    ELCO DRILIT‚® 1/4-14" x 3" 3-Point Hex Washer Head Self Drill Screw - 800 Qty

    Stanley Black and Decker
    $112.90 - $112.90
    $112.90
    $112.90 - $112.90
    $112.90
    In Stock

    The 1/4-14x3 hex washer self drill screw is engineered for heavy-duty fastening where strength and penetration matter. The ELCO DRILIT® 1/4-14" x 3" 3-Point Hex Washer Head Self Drill Screw (EDB981-I) combines drilling and fastening into one efficient operation. This elco 1/4-14x3 drilit screw features a 3-point tip for aggressive penetration. Built as a reliable 3 point 1/4-14x3 screw, it reduces pre-drilling steps and supports fast installs. Whether fastening steel or wood components, this ...
  • ELCO BI-FLEX self-drilling screws, 8-18 x 1 in., 2-point hex washer head, bulk pack of 1,900, now 50% off.

    ELCO BI-FLEX‚® 8-18" x 1" 2-Point Hex Washer Head Self Drill Screw - 1900 Qty

    Stanley Black and Decker
    $570.00 - $570.00
    $570.00
    $570.00 - $570.00
    $570.00
    10+ in stock

    The ELCO BI-FLEX® #8-18 x 1" Hex Washer Head Self-Drill Screw (EAJ102) delivers exceptional strength, corrosion resistance, and long-term reliability for metal-to-metal fastening—now available at 50% OFF for a limited time. Engineered with a bi-metal construction combining 18-8 stainless steel and alloy steel, this fastener offers superior performance in demanding environments. Designed to be immune to hydrogen assisted stress corrosion cracking (HASCC), BI-FLEX screws provide higher corrosio...
  • Daggerz 6" x 1-5/8" Square Trim Self Drill Screw - 5000 Qty

    Daggerz 6" x 1-5/8" Square Trim Self Drill Screw - 5000 Qty

    International Fasteners
    $139.72 - $139.72
    $139.72
    $139.72 - $139.72
    $139.72
    In Stock

    The Daggerz #6 x 1-5/8; Square Trim Self Drill Screw TRSQSDZ06158) is designed for clean, precise fastening in metal-to-metal and metal-to-wood applications. Manufactured from durable carbon steel with a zinc-plated finish, this self drilling screw eliminates the need for pre-drilling while ensuring fast, efficient installation. The trim head provides a neat, low-profile appearance, and the square drive (#2) minimizes cam-out, making this screw ideal for interior framing, cabinetry, light-gau...
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    Daggerz 14" x 6" Hex Washer Head Self Drill Screws - 500 Qty

    International Fasteners
    $373.03 - $373.03
    $373.03
    $373.03 - $373.03
    $373.03
    In Stock

  • Daggerz self-drill screws contractor pack 500 quantity

    Daggerz 14" x 5" Hex Washer Head Self Drill Screws - 500 Qty

    International Fasteners
    $262.51 - $262.51
    $262.51
    $262.51 - $262.51
    $262.51
    In Stock

    The Daggerz #14 x 5" Hex Washer Head Self Drill Screws are designed for heavy-duty metal-to-metal fastening applications. Manufactured from C1022 low carbon steel, these screws feature a #3 self-drilling point capable of drilling through steel up to 0.220" thick without pre-drilling. The hex washer head provides excellent torque transfer and secure clamping force, while the zinc finish offers dependable corrosion resistance. Ideal for structural steel, metal buildings, HVAC installations, and...
  • DeWalt STEEL DROPIN 1/2" Smooth Wall Internally Threaded Expansion Anchor - 50 Qty

    Daggerz 14" x 4" Hex Washer Head Self Drill Screws - 500 Qty

    International Fasteners
    $206.94 - $206.94
    $206.94
    $206.94 - $206.94
    $206.94
    In Stock

    The Daggerz #14 x 4; Hex Washer Head Self Drilling Screws – SDZ1440 are engineered for heavy-duty metal fastening and structural applications. Made with a #3 self-drilling point, these screws allow fast installation by drilling and fastening in one step without the need for pre-drilling in many metal materials. Manufactured from high-strength carbon steel, the screws deliver excellent durability and reliable performance in construction and industrial environments. The clear zinc coating provi...
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    Daggerz 14" x 3" Hex Washer Head Self Drill Screws - 1000 Qty

    International Fasteners
    $206.22 - $206.22
    $206.22
    $206.22 - $206.22
    $206.22
    In Stock

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    Daggerz 14" x 2-1/2" Hex Washer Head Self Drill Screws - 1000 Qty

    International Fasteners
    $171.56 - $171.56
    $171.56
    $171.56 - $171.56
    $171.56
    In Stock

  • Daggerz hex washer head construction fasteners bulk

    Daggerz 14" x 2" Hex Washer Head Self Drill Screws - 1500 Qty

    International Fasteners
    $191.19 - $191.19
    $191.19
    $191.19 - $191.19
    $191.19
    In Stock

    The Daggerz SDZ1420 #14 x 2" Hex Washer Head Self Drill Screws are designed for heavy-duty metal-to-metal fastening applications in construction, steel framing, HVAC, and metal building projects. Manufactured from C1022 low carbon steel, these screws feature a #3 self-drilling point that drills and fastens in a single operation, eliminating the need for pre-drilling. The hex washer head provides excellent torque transfer and secure clamping force, while the zinc finish helps resist corrosion ...
  • Daggerz self-drill screws contractor pack 2000 quantity

    Daggerz 14" x 1-1/2" Hex Washer Head Self Drill Screws - 2000 Qty

    International Fasteners
    $209.67 - $209.67
    $209.67
    $209.67 - $209.67
    $209.67
    In Stock

    The Daggerz SDZ14112 #14 x 1-1/2" Hex Washer Head Self Drill Screws are engineered for heavy-duty metal-to-metal fastening applications. Manufactured from C1022 low carbon steel, these screws feature a #3 self-drilling point that drills, taps, and fastens in a single operation, reducing installation time and labor. The 3/8" hex washer head provides excellent driving stability and strong clamping force, while the zinc finish offers corrosion resistance for interior and light-duty exterior envi...
  • Daggerz self-drilling screws for steel applications

    Daggerz 14" x 1-1/4" Hex Washer Head Self Drill Screws - 2000 Qty

    International Fasteners
    $191.48 - $191.48
    $191.48
    $191.48 - $191.48
    $191.48
    In Stock

    The Daggerz SDZ141104 is a #14 x 1-1/4" Hex Washer Head Self-Drilling Screw engineered for demanding metal-to-metal fastening applications including steel framing, metal roofing components, HVAC installations, equipment assemblies, and commercial construction projects. Supplied in a bulk carton of 2,000 screws, this fastener is ideal for contractors, fabricators, and professional installers. Featuring a #3 drill point, the SDZ141104 drills and fastens in a single operation, eliminating the ne...
  • Daggerz hex washer head self-drill screws bulk

    Daggerz 14" x 3/4" Hex Washer Head Self Drill Screws - 3500 Qty

    International Fasteners
    $228.21 - $228.21
    $228.21
    $228.21 - $228.21
    $228.21
    In Stock

    Daggerz SDZ14034 14 x 3/4" Hex Washer Head Self-Drilling Screws are engineered for high-performance, heavy-duty industrial fastening. Manufactured by International Fasteners, Inc., these commercial-grade fasteners eliminate the need for separate hole drilling and tapping, significantly cutting down installation time. Each screw is equipped with a razor-sharp #3 self-drilling point that effortlessly pierces through tough, multi-layered metal sheets. The integrated 3/8" hex washer head ensures ...
  • Daggerz 12-gauge x 2-1/2 inch hex washer head self-drilling screws, heavy-duty fastening, 1,000-count, 50% off.
    Ships within 1 week
    Ships within 1 week

    Daggerz 12" x 2-1/2" Hex Washer Head Self Drill Screws - 1000 Qty

    International Fasteners
    $123.23 - $123.23
    $123.23
    $123.23 - $123.23
    $123.23
    Ships within 1 week

    The Daggerz #12 x 2-1/2" Hex Washer Head Self-Drill Screw (SDZ12212) offers fast, secure, and reliable metal-to-metal fastening—now available at 50% OFF for a limited time. Designed with a #3 self-drill point, these screws eliminate the need for pre-drilling, saving time on installation while maintaining strong holding power. Featuring a hex washer head, these screws provide increased driving stability and help seal the connection. Fine threads enhance grip and ensure superior holding strengt...
  • Daggerz self-drilling metal screws contractor pack quantity

    Daggerz 12" x 1-1/2" Hex Washer Head Self Drill Screws, Zinc-Plated - 2500 Qty

    International Fasteners
    $181.86 - $181.86
    $181.86
    $181.86 - $181.86
    $181.86
    In Stock

    The Daggerz SDZ12112 is a #12 x 1-1/2" Hex Washer Head Self-Drilling Screw designed for metal-to-metal fastening applications including steel framing, metal panel installation, HVAC assemblies, equipment enclosures, and general construction projects. Supplied in a bulk carton of 2,500 screws, this fastener is ideal for contractors, fabricators, maintenance professionals, and commercial installers. Featuring a #3 drill point, the SDZ12112 eliminates the need for pre-drilling and efficiently pe...
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    Daggerz 12" x 1-1/4" Hex Washer Head Self Drill Screws - 3500 Qty

    International Fasteners
    $201.96 - $201.96
    $201.96
    $201.96 - $201.96
    $201.96
    In Stock

  • Daggerz #3 drill point metal screws bulk

    Daggerz 12" x 1" Hex Washer Head Self Drill Screws - 3500 Qty

    International Fasteners
    $169.70 - $169.70
    $169.70
    $169.70 - $169.70
    $169.70
    In Stock

    The Daggerz SDZ1210 is a #12 x 1" Hex Washer Head Self-Drilling Screw designed for metal-to-metal fastening applications including steel framing, metal panels, HVAC installations, equipment assembly, and commercial construction projects. Supplied in a bulk carton of 3,500 screws, this fastener is ideal for contractors, fabricators, and professional installers. Featuring a #3 self-drilling point, the SDZ1210 eliminates the need for pre-drilling and efficiently penetrates metal materials rangin...
  • Daggerz hex washer head self-drilling screws 5000

    Daggerz 12" x 3/4" Hex Washer Head Zinc Coated Self Drill Screws - 5000 Qty

    International Fasteners
    $184.62 - $184.62
    $184.62
    $184.62 - $184.62
    $184.62
    In Stock

    The Daggerz SDZ12034 #12 x 3/4" Hex Washer Head Zinc Coated Self Drill Screws are designed for reliable metal-to-metal fastening in commercial and industrial applications. Manufactured from low-carbon steel and finished with a durable zinc coating, these screws provide dependable corrosion resistance and long-lasting performance. Featuring a #3 self-drilling point and 5/16" hex washer head drive, the Daggerz #12 x 3/4 zinc coated self drill screws eliminate the need for pre-drilling, reducing...

Fastening Solutions Built for Speed and Strength


  • Self Drilling Screws Simplify Metal Installations

    • These screws drill and tap into metal or steel in one step, saving time and ensuring secure connections without slipping or over-tightening.


  • Ideal for Steel, Sheet Metal, and Framing Jobs

    • From light-gauge steel to structural frames, self tapping screws for metal provide dependable fastening across varied thicknesses.


  • Hex Head and Stainless Options for Application Versatility

    • Available with hex heads and in corrosion-resistant stainless steel, they offer better grip and long-term performance in both indoor and outdoor environments.


  • Eliminates the Need for Pre-Drilling Holes

    • Self drilling machine screws cut their own pilot holes, reducing tool changes and increasing productivity on the job site.


  • Compatible with Power Tools and Drivers

    • These screws work seamlessly with drills and impact drivers, ensuring easy and quick installation even in tight or overhead spaces.



Frequently Asked Questions About Self-Drilling Screws


Can self drilling screws go through thick steel?

Yes, depending on the screw size and tip type, they can handle light to medium-gauge steel.


Are self drilling screws the same as self tapping screws?

Not exactly—self drilling screws create their own hole, while self tapping screws need a pre-drilled hole.


Do I need special tools to use self drilling screws?

No, a standard drill or impact driver is sufficient for installation.


Are stainless steel self drilling screws rust-resistant?

Yes, stainless steel versions are suitable for applications exposed to moisture or outdoor environments.


Can I use self-drilling screws in wood?

While possible, they are primarily designed for metal and perform best in steel or aluminum.

Clearance Center

  • Werner Self Trailing Rope Grab with 50% OFF Stainless Steel
    Ships within 1 week
    Ships within 1 week

    Werner Self Trailing Rope Grab with Shock Pack, Stainless Steel

    Werner Fall Protection
    $162.00
    $162.00 - $162.00
    $162.00
    $81.00
    $81.00 - $81.00
    $81.00
    Ships within 1 week

    The Werner Self-Trailing Rope Grab delivers reliable, hands-free fall protection for professionals working at height. Designed for 5/8-inch (16 mm) synthetic rope lifelines, this stainless steel rope grab automatically follows the user’s movement up and down the lifeline, providing smooth mobility and instant locking in the event of a fall. Built from premium stainless steel, the L240002 offers superior corrosion resistance and long-term durability in tough jobsite conditions. The integrated ...
  • Werner 6 ft DeCoil Tie-Back Twin Leg Lanyard, durable fall protection harness with integrated energy absorber, now available at 50% off.
    Save 50% Save %
    Save 50% Save %

    Werner 6 ft DeCoil Tie-Back Twin Leg Lanyard

    Werner Fall Protection
    $415.20
    $415.20 - $415.20
    $415.20
    $207.60
    $207.60 - $207.60
    $207.60
    Only 7 left!

    The Werner Twin Leg Lanyard comes with a 50% offer and is designed to deliver premium fall protection, flexibility, and durability for workers in construction, maintenance, and industrial environments. Featuring tie-back capability, it allows the user to anchor directly to the structure, eliminating the need for a separate anchorage connector. With twin-leg construction, this lanyard offers 100% tie-off — ensuring continuous protection when moving between anchor points. The integrated DeCoil ...
  • Werner LITEFIT™ Small Construction Harness with tongue buckle legs — 50% off.
    Save 16% Save %
    Save 16% Save %

    Werner LITEFIT™ Construction Harness Tongue Buckle Legs Small

    Werner Fall Protection
    $149.25
    $149.25 - $149.25
    $149.25
    $125.00
    $125.00 - $125.00
    $125.00
    10+ in stock

    The Werner LITEFIT™ Construction Harness in half of the price delivers all-day comfort, superior fit, and dependable safety for construction professionals working at height. Designed with Werner’s trusted engineering, this full-body fall arrest harness provides the perfect balance between lightweight comfort and heavy-duty durability. The tongue buckle leg straps allow for easy adjustment and a secure fit, while the built-in back D-ring ensures reliable fall arrest connection. Featuring durab...
  • Werner 50 ft Max Patrol Self-Retracting Lifeline, Galvanized Cable at 50% off
    Ships within 1 week
    Ships within 1 week

    Werner 50 ft Max Patrol Self-Retracting Lifeline, Galvanized Cable

    Werner Fall Protection
    $499.00 - $499.00
    $499.00
    $499.00 - $499.00
    $499.00
    Ships within 1 week

    The Werner 50 ft Self-Retracting Lifeline (SRL) with galvanized steel cable provides reliable fall protection with superior reach and mobility and get 50% offer. Engineered for overhead use, this Class 1 SRL is designed to arrest falls quickly while minimizing impact forces on the user. Built with Werner’s advanced internal braking system, the Max Patrol™ SRL offers smooth deceleration and quick activation, enhancing safety in elevated work environments. The durable galvanized steel cable res...
  • Save 50% Save %
    Save 50% Save %

    Safewaze 11 ft Cable Class A Self-Retracting Lifeline with Snap Hook

    Safewaze
    $149.00
    $149.00 - $149.00
    $149.00
    $74.50
    $74.50 - $74.50
    $74.50
    Only 1 left!

    The Safewaze 11 ft Cable Class provides dependable, compact fall protection for workers at height. Designed for safety, portability, and performance, this Class A SRL features a durable galvanized steel cable and double-locking swivel snap hook to ensure secure attachment in all conditions. Engineered for construction, maintenance, and industrial applications, this self-retracting lifeline offers smooth lifeline retraction, rapid fall arrest, and minimal impact force in the event of a fall. I...
  • Radians Tecona® Smoke Anti-Fog Safety Glasses
    Ships within 1 week
    Ships within 1 week

    Radians Tecona® Smoke Anti-Fog Safety Glasses

    Radians
    $201.24
    $201.24 - $201.24
    $201.24
    $100.62
    $100.62 - $100.62
    $100.62
    Ships within 1 week

    The Radians Tecona offers dependable eye protection with a lightweight and stylish wraparound design. Engineered for comfort and durability, these glasses feature a scratch-resistant smoke lens that reduces glare and eye strain in bright outdoor conditions — perfect for construction, landscaping, or industrial work. The anti-fog coating ensures clear vision even in humid or high-heat environments, while the vented rubber nosepiece and rubber-tipped temples provide a secure, non-slip fit throu...