Drilling into concrete or brick usually means hammer drills, plastic anchors, and frustration when the anchor spins or pulls out. These 1/4" x 3-1/4" concrete screws (also known as Tapcon-style masonry screws) cut those extra steps. You just drill a pilot hole with the included carbide bit, then drive the screw directly into the hole – no anchor needed. The hex washer head accepts a multi-drive tool (slotted, hex, or Phillips), and the deep cutting threads bite into block, brick, or stucco. This 220-piece kit comes with two drill bits and one driver bit, plus a sturdy plastic storage box. Whether you're attaching furring strips to a concrete wall, mounting shelves in a garage, or securing a patio railing, these blue rust-coated carbon steel screws are up to the task.
🔩 Why This Concrete Screw Kit Stands Out
Complete kit – 200 screws + bits – Includes 200 hex washer head concrete screws (1/4" x 3-1/4"), 2 masonry drill bits, and 1 driver bit. Everything you need to start fastening right out of the box.
No anchors required – The self-tapping design with deep high-low threads grips concrete, brick, and block directly. Just drill a pilot hole (using the included bit) and drive the screw. Faster than hammer drills and expansion anchors.
Hex multi-drive head – The slotted hex head works with a hex socket, flathead screwdriver, or Phillips bit. You're not stuck with one tool type – use whatever's in your pouch.
Blue rust finish for durability – Surface treatment provides extra wear resistance, corrosion resistance, and oxidation resistance compared to plain carbon steel screws. Ideal for both indoor and covered outdoor applications.
Sharp diamond tail for fast drilling speed – The pointed tip with aggressive cutting edges helps the screw self-start into the pilot hole, reducing installation time.
Wide application range – Works in concrete block, brick, stucco, mortar joints, and even some lightweight masonry. Perfect for attaching electrical boxes, conduit straps, wood furring strips, metal brackets, and fence posts to masonry surfaces.
📐 Technical Specifications – Concrete Masonry Screw Kit
| Product Type |
Concrete / Masonry Screws (Tapcon style) |
| Brand |
GooBetter |
| Material |
Carbon Steel |
| Finish |
Blue Rust (corrosion & wear resistant coating) |
| Screw Size |
1/4" thread diameter |
| Screw Length |
3-1/4 inches |
| Head Style |
Hex Washer Head |
| Drive Style |
Slotted Hex (multi-drive: hex, flat, Phillips) |
| Thread Design |
Deep cutting high-low threads, self-tapping for masonry |
| Tip Type |
Diamond tail / sharp point for fast drilling |
| Included Accessories |
2 masonry drill bits + 1 driver bit |
| Quantity (Screws) |
200 pieces |
| Total Pieces in Kit |
220 pieces (200 screws + 2 bits + 1 driver + box) |
| System of Measurement |
Inch |
| Grade |
Carbon steel (unspecified, but hardness suitable for concrete) |
| Packaging |
Durable plastic box with compartments |
*Note: Always use the included carbide drill bit sized according to manufacturer recommendation (typically 3/16" or 5/32" for 1/4" screws). Drill hole 1/4" deeper than screw length to allow for dust.
❓ Frequently Asked Questions
Q: Do I really need to pre-drill with these concrete screws? Can't I just drive them in?
A: Yes, you must pre-drill a pilot hole. These are not self-drilling for masonry – the "self-tapping" means they cut threads into the pre-drilled hole. Use the included carbide drill bit (usually 3/16" for 1/4" screws). Drill the hole at least 1/4" deeper than the screw length to accommodate dust. Without pre-drilling, you'll likely break the screw or damage your masonry.
Q: Will these work in solid concrete, or only in block and brick?
A: They work in solid concrete, concrete block, brick, and stucco. For solid concrete, use a hammer drill with the carbide bit for best results. For block or brick, a standard drill on hammer mode is sufficient. Avoid using in extremely soft or crumbling masonry – those need adhesive anchors. These screws are rated for indoor and covered outdoor use in sound masonry.
Q: What tools do I need to drive these hex washer head screws?
A: The multi-drive head accepts a 5/16" hex socket (or nut driver), a flathead screwdriver, or a #2 Phillips bit. The included driver bit is a Phillips/slotted combo. For production work, a hex socket on an impact driver is fastest. For occasional use, a standard drill with a hex bit works fine – just use low speed to avoid stripping the head.
Q: Will the blue rust finish prevent corrosion in outdoor applications?
A: The blue rust coating provides good corrosion resistance for covered outdoor areas (under eaves, porches, garages) and for interior damp locations like basements. However, it is not as robust as stainless steel or hot-dip galvanized. For direct rain, ground contact, or coastal salt air, we recommend upgrading to stainless steel concrete screws. For most residential applications like attaching a shelf to a basement wall or mounting a gate post to a brick pillar, this coating is perfectly adequate.
Q: How much weight can these 1/4" concrete screws hold?
A: Pull-out values depend on concrete strength and embedment depth. With 1-1/2" embedment in 2500 psi concrete, a single 1/4" screw typically holds 200-300 lbs in tension (pull-out) and 150-200 lbs in shear. For safety, always use multiple screws and consider dynamic loads. These are not rated for overhead life-safety applications (like hanging a swing from a ceiling) without engineering approval. For picture frames, shelves, and brackets, they're more than strong enough.
Q: Can I get other lengths or diameters?
A: Yes. This listing is for 1/4" x 3-1/4". We also offer other dimensions – please contact us with your requirements. We can customize quantities and sizes. If you need, for example, 3" or 4" lengths, just ask.
💡 Need a different size or custom pack? This product is available in other dimensions and pack quantities. If the size you’re looking for isn’t listed, please contact us – we’re happy to help!
