• Stainless steel base to stake-out and mark floor points with fine pen or pencil.
  • For ball prisms Ø1.5" (38.1 mm), height-offset 25 mm.
  • Transparent centering with center hole.
  • Crosshairs and 4 stencil-triangles, outer Ø 36 mm.

***Ball prism not included***

SKU 46-1495