| Key attributes | |||
|---|---|---|---|
| material | Stainless Steel | Head Type | Hex |
| place of origin | Jiangsu, China | Thread Type | METRIC |
| brand name | sinoboltco | model number | DIN933 |
| Key words | black bolt and nut, m6 hex bolt | Fastener Grade & Class | CLASS 4 |
| Grade | A2-70/A4-80 | MOQ | 100pcs |
| Packing | Small Packing+Carton Packing+Pallet | Delivery time | 3-10Days |
| Sample | Instock | Port | Shanghai Port |
| Payment | 30% T/T Deposit, balance before shipment |
| Packaging and Shipping Information | |||
|---|---|---|---|
| Sales Unit | Single Product | Individual Package Dimensions | 10 x 5 x 5 cm |
| Individual Product Gross Weight | 0.020 kg | ||
| Delivery Time | |||
|---|---|---|---|
| Quantity | 1 - 1000 | 1001 - 50000 | > 50000 |
| Eastern Time (days) | 5 | 15 | To be determined |
🔹 Long Description
Our DIN933 hex bolts are precision engineered metric fasteners designed for reliable fastening in demanding environments. Featuring a standard hex head for easy tool access, these bolts are available in M6 and M8 sizes with full thread or partial thread options. Made from premium stainless steel (SS304/SS316) or carbon steel with optional surface treatments like zinc plating, they offer exceptional strength, corrosion resistance, and wear durability. Perfect for use in machinery assembly, structural installations, automotive repairs, and industrial maintenance projects.
These hex bolts meet global DIN933 standards, ensuring compatibility with industry hardware and professional toolsets. Whether you’re building equipment, securing frameworks, or replacing worn bolts, our fasteners deliver long-lasting performance and peace of mind.
⭐ Key Features
Standard DIN933 hexagonal head design for secure tightening with wrenches or sockets.
Available in M6 and M8 sizes to fit a wide range of bolt hole and nut applications.
Premium stainless steel and carbon steel materials for strength and corrosion resistance.
Full or partial thread options available depending on bolt application needs.
Optional surface finishes: zinc-plated, black oxide, plain, polished, etc.
Broad compatibility with nuts, washers, and hardware components.
Ideal for industrial machinery, construction, automotive, and structural projects.
📌 Advantages
International Standard Compliance: Meets DIN933 metric specification — ideal for professional and industrial use.
Heavy-Duty Performance: High tensile strength and reliable load-bearing capability.
Corrosion Resistance: Stainless steel options (SS304/SS316) perform well in outdoor or humid environments.
Easy Installation: Hex head allows simple tightening with common tools.
Versatile: Suitable for diverse industries and applications.
❓ FAQ
Q1: What does DIN933 mean?
A: DIN933 is a standard specification for metric hexagon head bolts with full thread and defined dimensions. It ensures consistent quality and compatibility with DIN standard nuts.
Q2: What materials are available for these bolts?
A: Common materials include SS304 and SS316 stainless steel, carbon steel, zinc-plated, black oxide and more. You can choose based on strength and corrosion resistance needs.
Q3: Are M6 and M8 bolts the only available sizes?
A: While this listing focuses on M6 and M8, DIN933 bolts can be manufactured in sizes from M3 up to M20 and beyond.
Q4: Can I order custom lengths or finishes?
A: Yes — many suppliers provide custom lengths, surface treatments, and custom logo options for bulk orders.
Q5: What tools do I need to install these bolts?
A: Standard wrenches, sockets or spanners that match the hex head size (e.g., 10mm for M6, 13mm for M8).
Customization options
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