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ASMC Industrial - Pro Self-Drilling Screws - Square Drive Trim Head, Zinc-Plated Metal Screw, Low-Carbon Steel, Self-Tapping Sheet for Metal, Wood, Automotive & Fasteners - 6-20 x 2 1/4", Pack of 100

ASMC Industrial - Pro Self-Drilling Screws - Square Drive Trim Head, Zinc-Plated Metal Screw, Low-Carbon Steel, Self-Tapping Sheet for Metal, Wood, Automotive & Fasteners - 6-20 x 2 1/4", Pack of 100

$39.94 USD
$39.94 USD
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Taxes included. Shipping calculated at checkout.

About this item

  • PREMIUM ZINC-PLATED CONSTRUCTION DURABILITY: Manufactured from premium-grade low-carbon steel with advanced zinc electroplating, these self-drilling screws and metal screws provide superior protection against rust and corrosion. Professional-grade self-tapping screws for metal offer up to 10 times longer service life than uncoated fasteners, with rigorous quality control testing for consistent performance in harsh conditions.
  • SQUARE DRIVE SYSTEM FOR SUPERIOR TORQUE CONTROL: Features precision-engineered square drive recess, these sheet metal screws self tapping, provide superior torque transfer, and virtually eliminate cam-out compared to standard screws for metal. Self-tapping metal screws with an enhanced four-point contact system prevent bit slippage and stripped heads, ensuring confident installation of these mounting screws even in high-torque applications and tight spaces.
  • LOW-PROFILE TRIM HEAD FOR PROFESSIONAL FINISH: Designed with a sleek, low-profile trim head, these self-drilling screws for metal sit nearly flush with the material surface for smooth, professional installations. Perfect self-tapping sheet metal screws for architectural trim, cabinetry, and decorative panels where aesthetics matter, delivering a clean, unobtrusive finish that separates professional work from amateur installations.
  • SELF-DRILLING VERSATILITY FOR METAL AND WOOD: Crafted with a razor-sharp drilling point, these sheet metal self-tapping screws cut through metal and various wood species without pre-drilling. Self-tapping screws eliminate pilot holes, prevent material splitting, and cut installation time by 50%, making them ideal metal self-tapping screws for HVAC installations, automotive repairs, construction projects, and general fabrication work where reliable fastening is essential.
  • 6-20 x 2 1/4" BULK PACK VALUE FOR PROFESSIONALS: Each package contains 100 precision-manufactured self-drilling screws sized at 6-20 thread with 2 1/4" length for versatile applications. These versatile screws for metal and mounting screws provide optimal holding power and penetration depth, offering exceptional bulk value for contractors tackling large HVAC screws, automotive screws, and construction projects with professional-grade reliability.

Overview

  • Material: Carbon Steel
  • Head Style: Trim
  • Exterior Finish: Zinc
  • Thread Size: #6-20
  • Point Style: Drill Bit

Low stock: 10 left

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Reviews

  • ⭐⭐⭐⭐⭐

    Ethan Miller — Austin, Texas

    FixTimber made it easier to find practical supplies for several wood repairs around my home. The products were clearly presented, and the items I ordered worked well for filling damaged areas and completing small maintenance projects. I would shop here again for future repairs.

  • ⭐⭐⭐⭐⭐

    Laura Bennett — Portland, Oregon

    I ordered a selection of fasteners, sealants, and wood-finishing supplies for an exterior repair project. Everything fit the type of work I had planned, and the collection categories made it simple to compare the available options. Overall, it was a convenient shopping experience.

  • ⭐⭐⭐⭐⭐

    Michael Turner — Denver, Colorado

    The repair tools and structural hardware I purchased were useful for reinforcing a few areas of my wooden deck. I appreciated being able to find related supplies in one place. The products felt practical for regular maintenance and small improvement projects.

  • ⭐⭐⭐⭐⭐

    Rachel Collins — Raleigh, North Carolina

    I needed supplies for repairing and refinishing weathered wood around my porch. FixTimber offered a helpful range of preparation, repair, and finishing products that suited different stages of the project. The items helped make the work feel more organized and manageable.

FAQ

What types of products does FixTimber offer?

FixTimber offers supplies for repairing, reinforcing, sealing, weatherproofing, preparing, and finishing wood-frame homes. Our collections include wood repair compounds, adhesives, fasteners, structural hardware, exterior hardware, weatherproofing materials, finishing products, and repair tools.

How do I know whether a product is suitable for my project?

Review the product description, intended application, dimensions, materials, compatibility information, and installation requirements before ordering. If you are uncertain, contact us with details about your project and the product you are considering.

Are your products suitable for outdoor use?

Some products are designed for exterior applications, while others are intended only for indoor or protected areas. Check the individual product page for information about weather resistance, moisture exposure, temperature limits, and suitable surfaces.

Can I use these products for structural repairs?

Certain fasteners and connectors may be intended for structural applications, but suitability depends on the building design, load requirements, local codes, and installation method. Structural repairs should be evaluated and completed by a qualified professional when appropriate

Do products include installation instructions?

Instructions may be included with certain products or provided on their product pages. Instructions and accessories vary by manufacturer. Always follow the supplied directions and applicable safety requirements

How can I choose the correct size of hardware or fastener?

Measure the relevant lumber, opening, connection, or existing component carefully. Compare those measurements with the dimensions and specifications shown on the product page. Do not select structural hardware based on appearance alone.

Will product colors and wood finishes look exactly like the images?

Colors may appear different because of lighting, screen settings, wood species, surface preparation, and application method. Test stains, fillers, waxes, oils, and coatings on a small inconspicuous area before completing the entire project

How long does order processing and delivery take?

Processing and delivery times depend on the product, destination, carrier, and current order volume. Estimated delivery information may be displayed during checkout or provided after the order is processed. Please review our Shipping & Delivery Policy for additional details.

Can I return a product if it does not work for my project?

Eligible items may be returned in accordance with our Return & Refund Policy. Return conditions, time limits, exclusions, and instructions may vary, so review the policy before opening, installing, mixing, or using a product.

How can I contact FixTimber for assistance?

Email us at dovguorveethar@gmail.com or call +1 (936) 260-5549. When contacting us about an order, include your order number and a brief description of your question so we can assist you more efficiently.

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