TR Special Manufacture
TR Fastenings is a multi-national manufacturer and distributor of industrial threaded fastenings with offices and factories around the globe.
Our Asian manufacturing network consists of six factories in China, Malaysia, Singapore and Taiwan which have combined annual output of over six billion components.
| HEADS |  | Flat |  | Oval |
 | Round Washer Head |  | Fillister | |
 | Hex Washer Face |  | Round | |
 | Pan |  | Truss | |
 | Hex |  | Slotted Ind Hex Washer Face | |
| DRIVES |  | Square |  | Tri-Wing® |
 | Quadrex® |  | Slotted | |
 | Phillips |  | Slotted Phillips | |
 | Pozidriv |  | Pozi Slotted | |
 | Torx® |  | Torx® Slotted | |
 | Torx® Tamper Resisitant |  | Phillips Ind. Hex Washer Face | |
| SERRATIONS |  | Clockwise |  | Half Moon Nibs |
 | Counter Clockwise |  | Straight Line | |
| THREADS |  | AB |  | A |
 | B |  | C | |
 | D (1) |  | F | |
 | T (23) |  | BT (25) | |
 | 17 |  | U | |
 | High Low Thread |  | Coarse Thread | |
 | Machine Screw |  | Plastic Thread | |
 | Rolok® |  | Special Radius Point | |
 | Tri-Lobe Threads S Point |  | Tri-Lobe Threads P Point | |
 | Tri-Lobe Threads CA Point | Other special heads and threads are available on request |
| Materials |
| Steel |
| Carbon steel |
| A2 & A4 Stainless steel |
| Brass |
| Aluminium |
| Sizes |
| Screws – up to M10 |
| Parts – up to 9mm diameter |
| Self-Clinch products – M2 to M6 |
| Lengths – From 3/16” (4.5mm) to 4” (100mm) |
| Diameter - From Number 3” (2.5mm) to 3/8” (10mm) |
| Finishes |
| All standard and non-standard finishes available |
| Other products |
| SEMS screws (screw/washer assemblies) |
| Shoulder bolts |
| Double end studs |
| CNC secondary operations |
| Other head and thread styles available on request |
| Manufacturing Equipment |
| Cold headers |
| Thread rollers |
| Nut tappers |
| Multi-die nut formers |
| Multi-die cold formers |
| Washer assembly machines |
| 3 and 4 die bolt formers |
| Quality and Inspection |
| Optical sorting machines |
| Trilobular Thread Micrometer |
| Tri-roll pitch diameter checker |
| Ductility testing equipment |
| Torsional strength testers |
| Drive testing equipment |
| Torsional strength testers |
| Drive torque and hydrogen embrittlement test plates |
| Optical comparator |
| Vickers Hardness tester |
| X-ray plating thickness test equipment |
| Certification |
| QS9000, ISO9001/TS16949 |
| TAF laboratory accredited (ISO/IEC10725:2005) |
| Batch traceability as standard |
| Statistical Process Control documentation and PPAP level 3 available on request |
Please login using your chosen username and password:
* Please note if you already have a username and password from our old website, they will not work on this site. You will have been sent an e-mail with your new details. If you have not received this information e-mail marketing@trfastenings.com
Upgrade access request
If you are already registered but cannot view some of our product information then please email marketing@trfastenings.com
We only give access to all of our product information to our customers so please state which branch or ours you use or your TR account number.
Forgotten Password
If you have already registered to the TR Website but have forgotten your password, click here
Apply for access to the TR website
Registering on the TR website will allow you to view extra details of products and further technical information.