Experience unparalleled strength and reliability with the GRK Fasteners Caliburn 3-1/2 in. L Star Bugle Head Self Tapping Concrete Screws. Designed for professionals and DIY enthusiasts alike, these screws provide a superior solution for fastening into concrete and masonry surfaces.
Crafted from high-quality steel and featuring a unique Climacoat finish, these screws are not only robust but also resistant to corrosion, ensuring long-lasting performance in various conditions. The 3-1/2 inch length makes them ideal for a range of applications, from construction to home improvement projects.
Whether you're fastening drywall, concrete boards, or other materials, the GRK Fasteners Caliburn 3-1/2 in. L Star Bugle Head Self Tapping Concrete Screws are the perfect choice for quick, efficient, and durable fastening. Don't compromise on quality—choose the screws that professionals trust.
Upgrade your toolkit today and experience the difference. Order your pack of GRK Fasteners Caliburn screws now!
| Brand | Grk Fasteners |
|---|---|
| UPC | 772691577788 |
| Case Pack Quantity | 10 per case |
| Retail Unit Quantity | 1 |
| Dimensions (L × W × H) | 1 × 4 × 8 |
| Weight | 1 lbs |
| Country of Origin | TAIWAN |
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Apply for a Pro Account Or call (866) 469-8556Every product comes directly from the trusted manufacturers you know — sourced through the same distribution network that supplies thousands of independent hardware stores nationwide.
When something's better bought down the street, we'll tell you — and point you to a local store that stocks it. We list independent retailers at no cost to most of them. We're not a marketplace, not a chain, not a faceless warehouse.
We come from the hardware world — the people answering your questions know the products, not just a script. Questions about fit, compatibility, or what a job actually calls for? You'll reach a real person, not a chatbot or a contracted call center.
The world's fast and convenient now, and it's only getting faster — same-day, next-hour, a screen where a face used to be. That's not going away, and we're not pretending it should. We live here too. We can move when you need us — most orders land in under two business days.
But the store on the corner probably has it on the shelf right now. And it was never only about speed. It's the person who knows the product and knows your name. It's what that store puts back into the town — the people it hires, the team it sponsors, the neighbor it shows up for. That's the part a warehouse can't ship.
These places have anchored their communities for generations. Keeping them around for the next two hundred and fifty years matters more than any single sale — ours included. So we'll be the convenient option when you need one, and we'll point you local whenever it makes sense. If it's better bought down the street, we'll say so.
If you're rooting for a handful of giant corporations to swallow every small store on Main Street — we'll be straight with you: we're not your shop. And that's alright. We were never trying to be everyone's.
We support local hardware stores.
We don't replace them.
National Hardware Group is an authorized seller of Grk Fasteners products, sourced directly through the manufacturer's official distribution network. Every Grk Fasteners item ships with full manufacturer warranty support, authentic packaging, and the quality assurance that comes with buying from a trusted channel.
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