M2 M2.5 M3 M4 M5 Carbon Steel Hex Socket Button Head Allen Bolts Screw Grade12.9
This high-quality button head socket cap screw is constructed from Grade 12.9 high-strength carbon steel with titanium gold plating, fully compliant with GB national standards. Available in M2, M2.5, M3, M4, M5 sizes with lengths ranging from 4mm to 35mm, it features deep clear threads, standard hex socket design, high torque, durability and easy installation, ideal for electronics, machinery, furniture and precision assembly projects.
⭐ Grade 12.9 Button Head Socket Screw Key Features & Benefits
- 🛡️ Grade 12.9 High-Strength Carbon Steel: Premium material with ultra-high hardness, strong torque and long service life for heavy-duty applications.
- ⚙️ Deep & Neat Threads: Deep, uniform and clear threads with even force distribution, effectively preventing slipping and thread stripping.
- 📏 Standard Hex Socket: Standard internal hex design for easy installation with allen keys, convenient for both tool use and hand tightening.
- ✨ Titanium Gold Plated Surface: Stylish golden finish, wear-resistant, corrosion-resistant and enhances product service life.
- ✅ GB National Standard: Manufactured strictly in accordance with Chinese national standards, stable dimensions and reliable quality.
- 🔩 Complete Size Range: M2-M5 specifications, length 4mm-35mm, meeting diverse assembly and installation requirements.
📊 Technical Specifications for this Button Head Allen Bolt
| Product Name | Hex Socket Button Head Allen Screw |
|---|---|
| Material | Grade 12.9 Carbon Steel |
| Surface Treatment | Titanium Gold Plated |
| Specifications | M2, M2.5, M3, M4, M5 |
| Length | 4mm - 35mm |
| Head Type | Button Head (Round Head) |
| Drive Type | Internal Hex Socket (Allen Key Drive) |
| Standard | GB National Standard |
| Application | Electronic equipment, precision instruments, machinery, furniture, DIY projects |
❓ Frequently Asked Questions about our Button Head Socket Screws
🔍 What material and strength grade are these screws?
Our button head socket screws are made of Grade 12.9 high-strength carbon steel, featuring extremely high hardness, strong torque and excellent durability for professional use.
⚙️ Are the threads deep and anti-slip?
Yes, the screws are designed with deep, neat and uniform threads that distribute force evenly, ensuring no slipping or thread stripping during installation and use.
📐 What sizes and lengths are available?
We offer complete standard sizes: M2, M2.5, M3, M4, M5, with length ranging from 4mm to 35mm to meet all your assembly needs.
🔧 Is it easy to install and use?
Absolutely! It adopts a standard hex socket design compatible with regular allen keys for fast installation, and is also very convenient for manual hand tightening.
💎 Why Choose Our Premium Grade 12.9 Button Head Screws?
Our high-quality hex socket button head screws are made of Grade 12.9 high-strength carbon steel with premium titanium gold plating. With deep anti-slip threads, standard hex socket and round button head design, they comply with national standards and deliver exceptional strength, torque and durability. The complete M2-M5 size and 4mm-35mm length range make them the perfect choice for electronics, machinery, furniture and all precision assembly applications!
On 25/04/2026 at 18:20:31 AEST, seller added the following information: