![](https://kb-3d.com/store/3394-large_default/ldo-motors-1-2-3-block-set-pair-for-cnc.jpg)
This set of (2) 1-2-3 blocks are precision ground to offer a perfectly straight and flat reference surface for your projects!
This set of (2) 1-2-3 blocks are precision ground to offer a perfectly straight and flat reference surface for your projects!