Octo-Grip Screw Drivers. These are Pyralin handled, with a new shape for the “best turning grip,
1-PO    Stubby            1941 – 1946
2-PO    2 inch              1939 – 1946
4-PO    4 inch              1939 – 1946
6-PO    6 inch              1939 – 1946
8-PO    8 inch              1939 – 1946
12-PO  12 inch            1939 – 1946