Protool Co
Shaped by the efforts of master tool and die maker, Karl Bernhardt, and his son, accomplished machinist Norbert Bernhardt, Protool Co. has grown from the footprint of its single Bridgeport knee mill to a modern production shop of twelve-thousand square feet.From the company website, read October 15, 2026: protoolco.com
| Location | Tustin, California |
| Website | protoolco.com |
| Processes | CNC millingCNC turningSwiss machining |
| Certifications | ISO 9001 |
| Defense work | Not stated |
| Materials | Not stated on the company website |
| Equipment | okumaMachine makers and classes named on the company website; not a full list. |
| Founded | 1980 |
| Size | Not stated |
| Lead time | Stated by the shop once the listing is claimed |
| Listing | Indexed from public sources, updated October 15, 2026 (how) |
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