Blue-Point Pyralin Drivers
Blue-Point Pyralin Drivers were amber and translucent. Same blade as Insuloid drivers. Insuloid is not a term I see defined. 1933 handle design changed in 1935. In 1939 the Octo-Grip obsoletes these.
Number | Length | Handle Type | Date |
4-PH | 4 | Pyralin | 1933-1937 |
6-PH | 6 | Pyralin | 1933-1937 |
8-PH | 8 | Pyralin | 1933-1937 |
12-PH | 12 | Pyralin | 1933-1937 |
18-PH | 18 | Pyralin | 1937 |
![Screw Driver Blue-Point Pyralin Drivers](https://collectingsnapon.com/wp-content/uploads/2023/02/Blue-Point-Pyralin-Drivers.jpg)