| Manufacturer | Benchmark |
| Model | Retract-a-birt Hex |
orange plastic casing, black head and holder
9/64, 5/32, 3/16, 3/32, 7/64, 1/8
Gabriola Tool Library
https://gabriolatoollibrary.myturn.com/library/
675 North Roadhttps://gabriolatoollibrary.myturn.com/library/
Gabriola, BC, V0R 1X3
Canada