M2.5-0.45 x 3mm Flat Head Socket Cap Screws, Grade 10.9 Alloy Steel Black Oxide Countersunk, for Indoor Furniture, TV Mounts, Garage Machinery & Automotive Interiors (50 PCS)

HirtuOtter Countersunk Flat Head Socket Cap ScrewsThe Honest Choice for Informed DIYersYou Spoke, We Listened: Building a "Better and Easier" ExperienceWe read the reviews—not just for our products, but for all others. We saw frustration about rust, confusion over sizes, and anger over stripped screws. That's why we built HirtuOtter around a simple idea: provide a reliable product and set crystal-clear expectations. This is the screw we'd want to buy.Why This Screw Solves Your Headaches✔ Stripping? Not Here.The #1 complaint about socket screws is a shallow drive that strips under torque. Our socket is deeper, giving your Allen key a firm, secure bite—turning force into results, not frustration.✔ Size Confusion? Eliminated.We measure the total length from the top of the head to the end of the thread—the industry standard for countersunk screws. Whether you need 16mm or 50mm, what you see is exactly what you get, ensuring a perfect fit for your project.✔ The Right Tool, Included.No more searching for that one correct Allen key. We include it in the box, so you can start your project the moment it arrives.Honest Guidance on Where It Shines (and Where It Doesn't)True strength lies in knowing your limits. These screws are crafted from Grade 10.9 alloy steel, making them exceptionally strong—ideal for applications where holding power matters most.Their Sweet Spot:Brake rotors, engine brackets, furniture framing, TV mounts, and workshop machinery—applications where sheer strength is critical.Where They Perform Best:These screws are engineered for indoor, garage, and protected mechanical environments where corrosion isn't a concern.For projects exposed to constant moisture or salt (like outdoor decking or marine equipment), we recommend our upcoming stainless steel series—designed specifically for those conditions.Why HirtuOtter is the Smarter ChoiceChoosing a brand is a promise. Our promise is "Better and Easier."Better HardwareThrough thoughtful design that pre-solves common problems.An Easier ProcessFrom clear product information and organized packaging to responsive support.We're not just selling you screws; we're providing a seamless, trustworthy DIY experience. That's the HirtuOtter difference.HirtuOtter — hardware with honesty.

• 【1. GRADE 10.9 STRENGTH – For Critical Indoor & Mechanical Use】 Designed for high-stress applications where reliability is non-negotiable. These alloy steel screws provide superior clamping force for machinery, automotive internals, and heavy furniture. For outdoor or marine environments, we offer a stainless steel version—same design, maximum corrosion resistance.
• 【2. FLUSH FIT & ANTI-STRIP SOCKET – A Clean, Secure Finish】 Achieve a professional, seamless look with the flat head countersunk design. The deeply-milled Allen socket provides a secure grip, significantly reducing the risk of stripping compared to standard screws. Installation is smoother, torque is higher, and the finish is cleaner—whether you're building furniture or mounting hardware.
• 【3. PRECISE FIT FOR SPECIFIC APPLICATIONS – From Tacomas to TV Mounts】 Engineered to meet exact specifications. HirtuOtter socket cap screws are the trusted choice for brake rotors, skid plates, TV mounts, 3D printers, furniture framing, and Thule bike racks. Available in a full range of sizes to solve your fitment issues with confidence.
• 【4. PROJECT-READY KIT – Stay Organized & Avoid Lost Screws】 Your DIY experience should be Better and Easier. That's why every order arrives in a reusable PE bag with a protective plastic case. No more rusted boxes, no scattered hardware—just grab, open, and build.
• 【5. HIRTUOTTER SUPPORT – We're Here Because We Listen】 Your feedback shapes our products and service. Our 24/7 customer support is ready to help you select the right size and resolve any issues—before, during, or after your project. From start to finish, we've got your back.