M3 ( ∅ 4mm )
M3 thread (∅ 4mm)
Knuckle joints rotary (Type B)
A built-in rotating adaptor allows styli positioning.
| Order No. | wt g | Material | |
| 4.0-17-3 NGBD | 1.4 | Steel |
A built-in rotating adaptor allows styli positioning.
| Order No. | wt g | Material | |
| 4.0-17-3 NGBD | 1.4 | Steel |