| Mã đặt hàng | Chiều dài | Mã đặt hàng | Chiều dài |
| mm | mm | ||
| 427960.0100 | 32 | 427960.0300 | 125 |
| 427960.0200 | 75 | 427960.0400 | 250 |
Koken 3763 - Wobble extension 3/8 inch KOKEN- #427960, chrome-vanadium steel, chrome-plated, knurled. Can be used fully inserted and fixed, or half inserted for wobble action up to 15°.
