Prickeisen ruler

This 31 cm ruler has a measuring scale for 5 prick iron distances. With this help, the exact hole spacing can be marked on a workpiece or the position can be determined where exactly the last hole can be punched. Everything depends on which iron is used.

For the following prick iron / tine distances
- 2,7 mm
- 3.0 mm
- 3.38 mm
- 3.85 mm
- 4.0 mm