Illustrative drawing. Actual product is confirmed to your specification at quotation.
Bolts
Carriage Bolts
The smooth round head cannot be gripped from outside, and the square neck bites into timber or fits a square hole, so the bolt does not turn while the nut is tightened. Typical in timber work and fencing.
- Tamper-resistant dome head
- Square neck prevents turning
- Zinc, galvanised or stainless
Specifications
- Material
- Carbon steelAlloy steelStainless steel A2 (AISI 304)Stainless steel A4 (AISI 316)
- Grade / property class
- 4.65.68.8A2-70
- Thread
- Metric coarse (ISO 261)Metric fine pitchUNC / UNF (imperial)
- Finish / coating
- PlainBlack oxideZinc plated (clear / yellow)Hot-dip galvanised
- Size range
- Up to M6M8–M12M14–M24
- Standards
- DIN 603DIN 607ASME B18.5
Exact dimensions, lengths and availability are confirmed at quotation.
Applications
- Timber and carpentry
- Fencing and gates
- Playground and outdoor equipment
- Machine guards
- Wooden pallets and crates
Related and complementary fasteners
Request a quote for Carriage Bolts
Give us the size, grade, finish and quantity. We reply within one business day.
Common questions
- Which sizes and grades of carriage bolts do you supply?
- We supply carriage bolts in Up to M6, M8–M12, M14–M24 size bands and grades/classes including 4.6, 5.6, 8.8, A2-70. Exact availability, dimensions and lead time are confirmed at quotation.
- Which standards do carriage bolts follow?
- Common standards are DIN 603, DIN 607, ASME B18.5. Tell us the standard you need and we will quote to it.
- Can you supply in bulk or with test certificates?
- Yes. We quote for loose lots and scheduled bulk supply across India, and can share manufacturer test certificates where available. Confirm the requirement when you request a quote.
Need a quote on bulk or custom industrial supply?
Share your specifications and quantities — our technical team will respond with pricing and lead time within one business day.