1/2Special-Form Bolt
DIN 603 · M6–M12 · Stainless Steel, Carbon Steel
DIN 603 (Current)Historical market reference: ISO 8677
- Head Form
- Round Head with Square Neck
- Material
- Stainless Steel, Carbon Steel
- Finish
- Plain, Zinc Plated, Blackened
- moq
- 5000
- Property Class / Grade
- A2-70, 4.8, 8.8
MOQ: 100 PCS · Lead time: 7 Days
| dNominal Diameter · mm | lLength · mm | PThread Pitch · mm | dₛBody Diameter (max) · mm | dₛBody Diameter (min) · mm | vSquare Neck Width (max) · mm | MOQ | Quantity and inquiry |
|---|---|---|---|---|---|---|---|
| M6 | 30 | 1 | 6 | 5.52 | 6.48 | 100 PCS | |
| M6 | 35 | 1 | 6 | 5.52 | 6.48 | 100 PCS | |
| M6 | 40 | 1 | 6 | 5.52 | 6.48 | 100 PCS | |
| M6 | 45 | 1 | 6 | 5.52 | 6.48 | 100 PCS | |
| M6 | 50 | 1 | 6 | 5.52 | 6.48 | 100 PCS | |
| M6 | 55 | 1 | 6 | 5.52 | 6.48 | 100 PCS | |
| M6 | 60 | 1 | 6 | 5.52 | 6.48 | 100 PCS | |
| M8 | 30 | 1.25 | 8 | 7.42 | 8.58 | 100 PCS | |
| M8 | 35 | 1.25 | 8 | 7.42 | 8.58 | 100 PCS | |
| M8 | 40 | 1.25 | 8 | 7.42 | 8.58 | 100 PCS | |
| M8 | 45 | 1.25 | 8 | 7.42 | 8.58 | 100 PCS | |
| M8 | 50 | 1.25 | 8 | 7.42 | 8.58 | 100 PCS | |
| M8 | 55 | 1.25 | 8 | 7.42 | 8.58 | 100 PCS | |
| M8 | 60 | 1.25 | 8 | 7.42 | 8.58 | 100 PCS | |
| M10 | 30 | 1.5 | 10 | 9.42 | 10.58 | 100 PCS | |
| M10 | 35 | 1.5 | 10 | 9.42 | 10.58 | 100 PCS |
DIN 603 | M6 x 35
DIN 603 | M6 x 40
DIN 603 | M6 x 45
DIN 603 | M6 x 50
DIN 603 | M6 x 55
DIN 603 | M6 x 60
DIN 603 | M8 x 30
DIN 603 | M8 x 35
DIN 603 | M8 x 40
DIN 603 | M8 x 45
DIN 603 | M8 x 50
DIN 603 | M8 x 55
DIN 603 | M8 x 60
DIN 603 | M10 x 30
DIN 603 | M10 x 35
Product description
Mushroom head square neck bolts manufactured to DIN 603. The square neck resists rotation during assembly, and the low-profile round head suits applications with limited clearance. Available in stainless steel and carbon steel, with property classes A2-70, 4.8, and 8.8, and finishes including plain, zinc plated, and blackened. Standard diameters M6, M8, and M10 are offered in lengths from 30 mm to 60 mm. Minimum order quantity is 5000 pieces. For quotation, specify diameter, length, material, property class, and finish.
Key features
- Square neck prevents rotation during tightening
- Low-profile round head for limited clearance
- Available in stainless steel and carbon steel
- Finishes: plain, zinc plated, blackened
Applications
- Machinery assembly
- Pipe and support fastening
- Lifting or positioning assemblies where applicable
Standard and order documents
The selected execution standard is the product basis. Published or order-specific documents are shown only when they have been confirmed for this product.
Order assurance
Available options; exact scope is fixed in the quotation or order.EN 10204 3.1 material certificate
Can be included when agreed in the order.
Certificate of conformity
Can be issued against the confirmed order requirements.
Small boxes with outer cartons
Available when the box quantity and labels are agreed.
Bulk carton packing
Available subject to confirmed piece weight and shipping requirements.
Buyer branding and labels
Available after artwork, label content, placement and the applicable minimum batch are agreed.
Frequently Asked Questions
What documented quality support is available for Special-Form Bolt?
Documents: EN 10204 3.1 material certificate, Certificate of conformity. Confirm the required scope and acceptance criteria in the quotation.
Which order and delivery details are already confirmed for Special-Form Bolt?
MOQ: 100 PCS. Lead time: 7 Days. Confirmed packing options include Small boxes with outer cartons, Bulk carton packing, Buyer branding and labels.
What information should be included in a quotation request for Special-Form Bolt?
Provide the required standard, diameter or size, length, material, property class or grade, finish, quantity.
Request this product by exact specification.
Add the required size, quantity, material, finish and documents where known.




