OBS-HX
The full range,
in stock.
Every fastener we carry — bolts, nuts, studs, anchors, rods and rigging — with the grades and standards engineers need to verify. Filter the range, then request a quote on any item.
OBS-WN
OBS-SC
OBS-TB
OBS-UB
OBS-EY
OBS-BR
OBS-AT
OBS-CB
OBS-AL
OBS-CA
OBS-TR
OBS-SS
OBS-ST
OBS-FR
OBS-AN
OBS-SW
OBS-TN
OBS-SH
OBS-HC
OBS-WC
Don't see the size or grade you need? Send an RFQ — we'll source it.
Specifications
Material grades & standards.
We supply to recognised international standards. Confirm the exact grade, standard and finish for your application on your RFQ.
| Grade | Standard | Typical use |
|---|---|---|
| Grade 8.8 | ISO 898-1 | General high-strength structural |
| Grade 10.9 | ISO 898-1 | Heavy structural & machinery |
| Grade 12.9 | ISO 898-1 | Socket cap / high-load joints |
| Stainless A2 (304) | ISO 3506 | General corrosion resistance |
| Stainless A4 (316) | ISO 3506 | Marine & chemical environments |
| ASTM A193 B7 | ASTM A193 | High-temp flange stud bolts |
| ASTM A194 2H | ASTM A194 | Heavy hex nuts for B7 studs |
| Mild steel 4.6 | ISO 898-1 | Light / non-critical fixings |
| Product | Common standards | Notes |
|---|---|---|
| Hex bolts | DIN 931/933 · ISO 4014/4017 | Part- or full-thread |
| Hex nuts | DIN 934 · ISO 4032 | Standard & heavy |
| Threaded rod | DIN 975/976 | Cut to length |
| Socket cap (Allen) | DIN 912 · ISO 4762 | 12.9 class |
| Countersunk socket | DIN 7991 · ISO 10642 | Flush head |
| Washers | DIN 125/127 · ISO 7089 | Flat & spring |
| Stud bolts | ASTM A193 B7 | With A194 2H nuts |
| Anchor bolts | Hilti · sleeve · wedge | Concrete fixing |
Finishes available: plain/black, zinc-plated (white & yellow), hot-dip galvanized, and stainless. Sizes commonly M6–M56 and imperial equivalents.
Build your order.
Send an RFQ with your grades, sizes and quantities and we'll confirm availability and price.