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Minerallac Company 18048 - A composite deck screw developed for use in composite materials, decks, outdoor furniture, and other exterior applications. It is made of steel with a Valtech coating for anti-corrosive protection. The screw is #8 x 3 in. with a trim head and Robertson (square) drive.
Minerallac Company

18048

Alternate Item Number: 12121436

UPC: 085937180483

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Minimum Qty: 100

Multiplier: 100

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Overview

Minerallac SKU 18048 is a #8 x 3" Compdex square drive deck screw engineered for composite decking, outdoor furniture, and exterior applications. This screw features a deep thread profile for superior holding power in composite materials, ensuring long-term stability in high-traffic or weather-exposed installations. The trim head design delivers a flush finish, eliminating protrusions that could snag clothing or detract from aesthetics. The square (Robertson) drive provides secure engagement with minimal cam-out during installation, reducing the risk of driver slippage and improving installation efficiency. Constructed from steel with a Valtech anti-corrosive coating, this screw resists rust, corrosion, and degradation in outdoor environments, making it ideal for deck construction, railings, benches, and other exterior projects. The #8 gauge and 3-inch length provide optimal balance between strength and material penetration, while the square drive compatibility ensures compatibility with standard Robertson drivers. Unlike generic deck screws, this product is specifically formulated for composite materials, reducing the risk of splitting or cracking common with traditional wood screws. The corrosion-resistant coating extends service life in coastal, humid, or industrial environments where moisture exposure is a concern. Suitable for both residential and commercial applications, this screw is a reliable choice for professionals requiring consistent performance in exterior decking projects.
  • Designed for composite decking, outdoor furniture, and exterior applications
  • Deep thread profile for enhanced holding power in composite materials
  • Square (Robertson) drive minimizes cam-out and ensures secure engagement
  • Trim head provides flush finish for aesthetic and safety benefits
  • Valtech anti-corrosive coating resists rust and degradation in outdoor environments

Specifications

Drive Type
Robertson (Square) Drive
Driver Size
#1
Finish
Valtech coating.
Head Color
Gray
Head Type
Trim Head
Length
3.000" IN
Material
Steel
Size
8x3"
Size
#8 x 3 in
Size
#8 x 3" IN
Special Features
Features a tough, anti-corrosive coating.
Type
Composite Deck Screws
Compdex composite deck screws for use in composite materials, decks, outdoor furniture, and other exterior applications. They are made of steel with a Valtech coating and a tough, anti-corrosive finish. The screw size is #8 x 2-1/2 in with a trim head and gray head color.

180401L

Compdex composite deck screws for use in composite materials, decks, outdoor furniture, and other exterior applications. They are made of steel with a Valtech coating and a tough, anti-corrosive finish. The screw size is #8 x 2-1/2 in with a trim head and gray head color.
#9 x 3 Bugle Head Square Drive Type 17 Point Deck All Weather Coating Zinc u/m 500

RDS5V

#9 x 3 Bugle Head Square Drive Type 17 Point Deck All Weather Coating Zinc u/m 500
Composite deck screws developed for use in construction of composite type materials, decks, outdoor furniture, and other exterior projects. They are made of steel with a Valtech coating and a tough, anti-corrosive finish. This screw is size #8 x 3 in, with a trim head, gray head color, #1 driver size, and Robertson (Square) drive.

180481L

Composite deck screws developed for use in construction of composite type materials, decks, outdoor furniture, and other exterior projects. They are made of steel with a Valtech coating and a tough, anti-corrosive finish. This screw is size #8 x 3 in, with a trim head, gray head color, #1 driver size, and Robertson (Square) drive.
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12820J

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Wood screw with large threads and a smooth shank for pulling and mating two pieces of material together. It is made of steel with a zinc plated finish. The screw is size 8 x 3 in, with a flat head, square drive, #2 driver size, rolled thread, and silver head color.

12848BFG

Wood screw with large threads and a smooth shank for pulling and mating two pieces of material together. It is made of steel with a zinc plated finish. The screw is size 8 x 3 in, with a flat head, square drive, #2 driver size, rolled thread, and silver head color.
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13812-1000

These are 8 x 3/4 in particle board screws with a deep thread design and square drive. They are made of steel and have a black flat head. The sheet lists a #2 driver size and a head diameter of 0.30 in.
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12612BFG

This is a wood screw with a flat head and square drive. It is made of steel with a zinc-plated finish. The screw size is 6 x 3/4 inch, with rolled threads and a #1 driver size.
These are particle board screws with a deep thread design and square drive. They are made of steel with a black finish and a flat head. The size is 8 x 1-1/2 in, with a thread size of 15, head height of 0.10 in, head diameter of 0.30 in, and driver size #2.

13824-1000

These are particle board screws with a deep thread design and square drive. They are made of steel with a black finish and a flat head. The size is 8 x 1-1/2 in, with a thread size of 15, head height of 0.10 in, head diameter of 0.30 in, and driver size #2.

Frequently Asked Questions about Minerallac Company

What are the main product lines offered by Minerallac Company?

Minerallac Company offers multiple comprehensive product lines including Minerallac Traditional (electrical fasteners), Strut Fittings, Stainless Steel Fasteners, Black Claw, Impact Staples, and Redmore. Their Traditional line features over a thousand electrical fastener variations covering conduit/cable/wire products, nail straps, beam clamps, metal stud & drywall accessories, acoustical supports, voice/data hardware, and miscellaneous electrical installation components.

What is Minerallac Company's warranty policy?

Minerallac Company provides a limited warranty that guarantees all products are free from defects in material and workmanship. If a product fails to meet this warranty, Minerallac's sole liability is to replace the product at no charge. The warranty is exclusive and does not cover consequential damages, lost profits, or implied warranties of merchantability or fitness for a particular purpose.

What industries and applications are Minerallac Company products used for?

Minerallac Company products are used extensively across electrical, construction, and industrial applications, including conduit and cable support, beam mounting, metal stud and drywall installation, voice/data infrastructure, and low voltage systems. Their product lines cover critical fastening solutions for electrical contractors, with specialized offerings in conduit hangers, straps, beam clamps, cable supports, and mounting hardware for various industrial environments.

What technical support does Minerallac Company offer?

Minerallac Company offers comprehensive technical support through multiple channels, including a toll-free customer service line at 800-927-3293, email support at [email protected], and online resources at www.minerallac.com. Their support covers product selection, technical specifications, and customer service for their extensive line of electrical fasteners, hangers, straps, and hardware across multiple product brands including Minerallac Traditional, Cully, Black Claw, IMPACT Staples, and Minerallac Stainless Steel. Support hours are 8:00 A.M. to 5:00 P.M. CT for their corporate office and 8:00 A.M. to 5:00 P.M. PT for their regional office.

What are the key features of Minerallac Company products?

Minerallac Company products feature a comprehensive range of electrical fasteners and hardware with exceptional versatility, including over 1,000 different sizes, styles, and finishes. Key features include multiple product lines such as Traditional, Strut Fittings, and Stainless Steel options with specialized finishes like 304/316 Stainless Steel, Hot-Dipped Galvanized, and Zinc Electroplate. Their products are engineered for electrical contractors, offering time-saving solutions with high-quality fasteners designed for durability, corrosion resistance, and worker safety across various installation environments.

What environmental ratings do Minerallac Company products have?

Minerallac Company products have robust environmental ratings, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13 certifications, CSA Type 1-4X, 12, and 13 ratings, and IEC 60529 IP66 protection. The products are WEEE and RoHS compliant, with UV and oil resistance, and can operate in extreme temperatures ranging from -55°C to 105°C, making them suitable for harsh industrial environments.

What accessories are available for Minerallac Company products?

Minerallac Company offers a comprehensive range of accessories across multiple product categories, including hardware, fasteners, and mounting solutions. Key accessories include stove bolts with nuts, wing nut washers, bar joist washers, stud clip adapters, brackets, perforated strapping, cable support options like J-hooks and bridle rings, box mounting brackets, outlet retainers, and various stud and drywall supports. Their accessories are available in multiple finishes such as stainless steel, hot-dipped galvanized, zinc electroplate, and powder-coated options.

How are Minerallac Company products typically installed?

Minerallac Company products are typically installed using a variety of specialized fastening solutions, including conduit hangers, straps, beam clamps, and mounting brackets designed for different electrical and construction applications. Installation methods vary by product type, with options for metal studs, drywall, beams, acoustical surfaces, and low voltage systems. The company offers multiple installation styles such as one-hole and two-hole straps, universal beam clamps, and specific mounting hardware to ensure secure and efficient attachment across diverse electrical and construction environments.

What communication protocols do Minerallac Company products support?

Minerallac Company's Brad product line supports multiple industrial communication protocols, including Ethernet, DeviceNet, PROFIBUS, Modbus, CANopen, Serial, AS-interface, and CC-Link. Their comprehensive portfolio covers over 40 industrial protocols, providing flexible communication solutions for various industrial automation applications from PC-based control to PLC systems.