Description
Do not confuse this with a ruler.
These are precision made tools used to determine flatness on litho stones.
Many litho stones are broken because a faulty straight edge was used during the levigating procedure.
May also be used to check flatness on press beds, etc.
These are precision made tools used to determine flatness on litho stones.
Many litho stones are broken because a faulty straight edge was used during the levigating procedure.
May also be used to check flatness on press beds, etc.