Order tips :
a) Available in both single sizepackage and assorted package.
b) Available in 21mm,25mm, 28mm and 31mm length.
c) Available in bothStainless steel and Niti materials.
| Size | Hand Use | Engine Use |
| SX | EF-531 | EF-531R |
| S1 | EF-532 | EF-532R |
| S2 | EF-533 | EF-533R |
| F1 | EF-534 | EF-534R |
| F2 | EF-535 | EF-535R |
| F3 | EF-536 | EF-536R |
| Assorted SX-F3 | EF-530 | EF-530R |