Minerallac Self-Tapping Sheet ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$50.16
$16.00
Minerallac Self-Tapping Sheet Metal Screws 12 x 3/4" Hex Washer Head Slotted Zinc Plated

Minerallac Self-Tapping Sheet Metal Screws 12 x 3/4" Hex Washer Head Slotted Zinc Plated

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Model: 77212J

In Stock (leaves warehouse same day if ordered before 3pm ET)

$50.16
$16.00
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Minerallac Self-Tapping Sheet Metal Screws 12 x 3/4" Hex Washer Head Slotted Zinc Plated

Professional Grade Fastening Solutions for Sheet Metal Applications

Minerallac delivers reliable fastening performance with these professional-grade self-tapping sheet metal screws featuring 12 x 3/4" dimensions, hex washer head design, and zinc plated finish. Engineered for sheet metal applications, these Type-A thread screws provide secure attachment with slotted drive configuration and durable steel construction for consistent installation results.

Professional Features & Benefits

  • 12 x 3/4" Size: Optimal dimensions for standard sheet metal thickness applications with reliable penetration depth
  • Hex Washer Head Design: Provides increased bearing surface and torque distribution for secure fastening without material damage
  • Zinc Plated Finish: Corrosion-resistant coating extends service life in various environmental conditions
  • Self-Tapping Type-A Thread: Sharp thread design cuts its own path for efficient installation in sheet metal materials
  • Slotted Drive Configuration: Compatible with standard slotted screwdrivers for versatile installation options
  • Steel Construction: Durable material provides strength and reliability for demanding fastening applications

Technical Specifications

  • Country Of Origin: China
  • Drive Type: Slotted
  • Driver Size: 16-May
  • Head Color: Silver
  • Head Height: 0.34
  • Head Type: Hex Washer Head
  • Head Width: 0.312
  • Product Finish: Zinc Plated
  • Product Length: 3/4 in
  • Product Material: Steel
  • Product Size: 12 x 3/4
  • Product Type: Sheet Metal Screw
  • Thread Size: 11
  • Thread Type: Type-A

Installation & Operation

  1. Mark the installation points on the sheet metal surface ensuring proper spacing and alignment for the application.
  2. Select appropriate slotted screwdriver that fits securely in the screw head slot without excessive play.
  3. Position the screw perpendicular to the sheet metal surface at the marked installation point.
  4. Apply steady downward pressure while turning clockwise to engage the self-tapping threads with the material.
  5. Continue turning until the hex washer head is seated firmly against the sheet metal surface without over-tightening.
  6. Verify secure attachment and proper seating of all installed screws before completing the assembly.

Professional Applications

  • HVAC ductwork assembly and repair installations
  • Electrical enclosure and panel mounting applications
  • Metal roofing and siding attachment projects
  • Industrial equipment housing and bracket installations
  • Commercial building maintenance and repair work
  • Automotive and transportation industry sheet metal work

Why Choose Minerallac Quality?

Minerallac fastening solutions deliver consistent performance with precision-manufactured steel construction and protective zinc plated finish. The hex washer head design and Type-A threading provide reliable installation results for professional sheet metal applications, ensuring long-term durability and secure attachment in demanding service environments.

Manufacturer Resources

Product Specs

Country Of Origin:
China
Drive Type:
Slotted
Driver Size:
16-May
Head Color:
Silver
Head Height:
0.34
Head Type:
Hex Washer Head
Head Width:
0.312
Product Finish:
Zinc Plated
Product Length:
3/4 in
Product Material:
Steel
Product Size:
12 x 3/4
Product Type:
Sheet Metal Screw
Thread Size:
11
Thread Type:
Type-A

Minerallac 77212J – Frequently Asked Questions

How fast can I get the Minerallac 77212J delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Minerallac 77212J come with a warranty?
Absolutely. The Minerallac 77212J is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Minerallac 77212J?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Minerallac 77212J from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.
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