Stephen Buchanan enters the market with the first indent crimp tool patent.
The first Military Standard crimp tool (MS3191) is released. This tool is still manufactured by Astro.
Astro is incorporated in California and begins manufacturing precision tools for connectors.
Buchanan is listed in first Qualified Products Listing (QPL-22520).
1971 Military Standard (MIL-T-22520) is issued.
Buchanan adds pneumatic tools to its product line.
Buchanan is sold to Amerace Corp, a manufacturer of aerospace lighting, transformers and cable connectors.
Astro Tool acquires the assets and all crimp tool products from the Amerace Corp. and Astro moves all tool production to Oregon.
Astro rebrands the Buchanan tools as “Astro”.
Astro meets the requirements of the Qualified Product Listing and receives QPL status on MIL-C-22520.
Astro adds it's large gauge crimp tool and accessories to M22520/23 QPL.
Astro adds the M22520/40-01 crimp tool and receives QPL listing.
Astro updates the M22520/2 and /7 in order to make them more user-friendly and ergonomic.
Astro introduces an innovative electronic equipped crimp tool.
Astro receives approval from Boeing to design and supply an authorized maintenance kit for the 787 aircraft.