Dietzgen Drafting Leads Perfect Point H 2H 3H 6H Vintage Read

Description

Dietzgen Drafting Leads Perfect Point H 2H 3H 6H
Most of the tubes have all 6 leads in them but a few do have some missing leads
I believe these are vintage but I am not expert, see photos to determine for yourself
I’m not sure if this is the original box but the box pictured is included. There is writing on the box as shown in photos