FASTENMASTER
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FastenMaster OMG-FMHLGM412-50, 4-1/2, 50 Count
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FastenMaster OMG-FMHLGM412-50, 4-1/2, 50 Count
HeadLOK eliminates the need to predrill and hand-ratchet in 3/8 inch galvanized lag screws in wood-to-wood projects.
FastenMaster OMG-FMHLGM412-50, 4-1/2", 50 Count
Item #: 16655148

FastenMaster OMG-FMHLGM412-50, 4-1/2", 50 Count

Item #: 16655148

KYD 63

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*All items will import from US

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Order now and get it around Saturday, August 22
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HeadLOK eliminates the need to predrill and hand-ratchet in 3/8 inch galvanized lag screws in wood-to-wood projects.
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What Stands Out

High Durability
Crafted from premium materials, these fasteners provide exceptional strength and longevity, outperforming standard options and ensuring a reliable hold in demanding environments.
Versatile Use
Designed for multiple applications, these fasteners are ideal for various construction projects, addressing a wide range of user needs from decking to framing.
Easy Installation
Engineered for quick and efficient setup, the innovative design allows for straightforward and secure fastening, saving time and labor during construction.

Product Details

Save time and money with FastenMaster FMHLGM278-50 HeadLOK Heavy-Duty Flathead Fastener. No need to predrill or use washers. Perfect for deck framing, fencing, cabinets, and more! Shop at Ubuy Cayman Islands

Who Should Buy?

Suitable For
  • Construction Professionals

    Ideal for contractors needing reliable fasteners for framing and structural applications in various construction projects.

  • DIY Enthusiasts

    Perfect for home improvement projects where strong fastening is needed for decks, railings, or structural repairs.

  • Woodworkers

    Useful for woodshop applications requiring durability and strength in fastening wood pieces together effectively.

Not Suitable For
  • Casual Users

    Not suitable for occasional users who may only need fasteners sporadically or for light-duty tasks.

Product Description

FastenMaster OMG-FMHLGM412-50, 4-1/2", 50 Count

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Customer Questions & Answers

  • Question: What is the FastenMaster OMG-FMHLGM412-50 used for?

    Answer: The FastenMaster OMG-FMHLGM412-50 is designed specifically for securing metal connectors to wood structures. Its unique thread design and sharp point provide superior holding power and ease of installation, making it ideal for framing, decking, and other structural applications. This product is particularly useful for contractors and DIY enthusiasts looking to ensure robust connections in their projects, enhancing overall structural integrity.
  • Question: What size screws are included in the FastenMaster OMG-FMHLGM412-50 pack?

    Answer: The FastenMaster OMG-FMHLGM412-50 pack contains screws that are sized 4 to 12, which refers to their diameter and length range. These screws are versatile, suitable for various applications, including the attachment of metal to wood, making them perfect for construction and renovation projects. This wide range allows for adaptability in different building scenarios, ensuring you have the right fastener for your needs.
  • Question: How many screws are in a single pack of FastenMaster OMG-FMHLGM412-50?

    Answer: Each pack of the FastenMaster OMG-FMHLGM412-50 contains 50 screws. This quantity is optimal for both professional builders and DIY enthusiasts, allowing for larger projects without the hassle of frequent reordering. With 50 screws at your disposal, you can tackle significant tasks or complete multiple smaller jobs, ensuring efficiency and convenience in your work.
  • Question: What materials can I use the FastenMaster OMG-FMHLGM412-50 screws on?

    Answer: The FastenMaster OMG-FMHLGM412-50 screws are primarily intended for use on wood and metal materials. Their construction makes them perfect for joining metal connectors to wooden structures, making them an excellent choice for both residential and commercial building applications. Whether you're installing a metal deck frame or securing a metal connector in a wooden frame, these screws provide reliability and strength.
  • Question: Do I need any special tools to install the FastenMaster OMG-FMHLGM412-50 screws?

    Answer: To install the FastenMaster OMG-FMHLGM412-50 screws, a standard power drill or screwdriver is recommended. The screws are designed for straightforward installation, thanks to their sharp points and self-tapping capabilities, which help create their own pilot holes. This makes them accessible even for those with basic DIY skills, ensuring you can efficiently and effectively complete your projects.
  • Question: Can I use FastenMaster OMG-FMHLGM412-50 screws outdoors?

    Answer: Yes, the FastenMaster OMG-FMHLGM412-50 screws are suitable for outdoor use. Their durability and corrosion resistance make them ideal for exterior projects such as deck building or outdoor furniture assembly. When using these screws in outdoor settings, they help ensure long-lasting and secure installations, contributing to the structural integrity of your outdoor constructions.
  • Question: Are the FastenMaster OMG-FMHLGM412-50 screws rust-resistant?

    Answer: The FastenMaster OMG-FMHLGM412-50 screws feature a coating that helps protect against rust and corrosion. This quality makes them an excellent choice for both indoor and outdoor applications, especially in environments exposed to moisture. By using these screws, you can enhance the longevity of your projects, minimizing maintenance needs and ensuring stability over time.
  • Question: What is the driving method for the FastenMaster OMG-FMHLGM412-50 screws?

    Answer: The FastenMaster OMG-FMHLGM412-50 screws are designed to be driven in using a standard drive bit compatible with their head type, typically a square or Phillips drive. This design helps to minimize cam-out during installation, ensuring a secure fit and making application straightforward and reliable. Users can quickly and efficiently install these screws without hassle, enhancing overall productivity.
  • Question: What are the benefits of using FastenMaster OMG-FMHLGM412-50 screws compared to regular screws?

    Answer: FastenMaster OMG-FMHLGM412-50 screws offer enhanced holding power and specific compatibility for metal-to-wood applications over regular screws. Their proprietary threading and sharp point reduce installation effort and improve grip, making them ideal for structural projects. When strength and reliability are crucial, these specialized screws provide peace of mind, especially in high-stress environments.
  • Question: Where can I buy FastenMaster OMG-FMHLGM412-50, 4-12, 50 Count in Cayman Islands?

    Answer: You can purchase the FastenMaster OMG-FMHLGM412-50, 4-12, 50 Count on Ubuy in Cayman Islands. Ubuy offers a reliable platform for acquiring this product, ensuring a smooth buying experience and access to a wide range of fasteners suitable for your construction needs.

FASTENMASTER Wood Screws Editorial Review

The FastenMaster FMHLGM278-50 HeadLOK Heavy-Duty Flathead Fastener is a high-quality product that provides secure and stable fastening for a variety of applications. It comes in a pack of 50 screws, each measuring 2-7/8 inches in length. The screws feature a unique 8 point "spider drive" flat head, which requires the included matching bit for installation. Based on customer feedback, these screws are best suited for wood to wood assembly. Some users reported that they needed to pre-drill pilot holes in order to drive the screws in effectively, despite the box stating "no pre-drilling" required. Others noted that the threads on the screws are 2 inches long, so when attaching 2x4s together it is necessary to clamp them tightly before installing the screws to ensure the threads are fully engaged in the wood. The FastenMaster FMHLGM278-50 HeadLOK Heavy-Duty Flathead Fastener has received mixed reviews from customers. Some praised its effectiveness in securing deck posts and providing stability, while others were disappointed with the quality. One customer mentioned that the screw heads strip easily if not used with a pilot hole or when drilling into anything other than foam board. Ultimately, the FastenMaster FMHLGM278-50 HeadLOK Heavy-Duty Flathead Fastener is a reliable fastener for wood to wood applications, but may not be suitable for all types of materials. It is important to carefully Consider the need for pilot holes and ensure proper clamping when using these screws.

Customer Reviews & Ratings

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Pros

  • High-quality product
  • Provides secure and stable fastening for wood to wood assembly
  • Comes with a matching bit for installation

Cons

  • Some users experienced difficulty when using without a pilot hole or when drilling into non-foam board materials

Platform Trust & Buyer Confidence

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4.2/5 9250 + reviews
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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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Chitra
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
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Onesi
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
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SAO JOHN
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“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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KYD 63

Order now and get it around Saturday, August 22

QTY:

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Fastest cross-border delivery

Features & Benefits

  • FastenMaster FMHLGM278-50 HeadLOK Heavy-Duty Flathead Fastener is a revolutionary product that saves time, money, and labor costs
  • Allows faster installation as it eliminates predrilling and the need for hand-ratcheting
  • Compliant with national codes
  • Eliminates the need for washers and offers increased pull through strength
  • Patented Spider Drive virtually eliminates cam-out and ensures perfect grip
  • Guaranteed corrosion resistance for the life of the project; ACQ approved

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