[Features]● Equipped with an initial position setting mechanism for the knurled holding part. ●Automatic alignment (±2.5mm from the initial position) by the upper and lower auto-slide mechanism eliminates the difference in rolling force generated between the two knurling pieces, enabling knurling with a uniform groove depth. ●It is a rolling type knurling holder.
[Use] ●Compatible models: Shank diameter: 20 x 20 mm.