1. The 8 inch vacuum cup 90 degree manual edge Seam tool is the ideal solution for perpendicular seams.
2. It is the only 90 degred Seam tool and it can also be inverted for inside corners.
3. Smooth-turning knurled rollers pull pieces together for expert alignment, and fine-tune levelers help.
4. An integrated counter-pressure leveler helps overcome the lower out swing of vertical pieces.
5. Easy to read indicators allow monitoring vacuum pressure at a glance, and cups can re-pump without loss of remaining pressure.
6. Sold individually, not recommended for porous material or heavy waterfall pieces.