Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,417 pages of information and 233,868 images on early companies, their products and the people who designed and built them.
Note: This is a sub-section of BSA
of Sparkbrook, Birmingham.
1920 February. The company BSA Tools Ltd was formed. 
1920 Description of the business and its products in The Engineer of 12th March. 
1920 September. Exhibited at the Machine Tool and Engineering Exhibition at Olympia with numerous small tools, jigs and fixtures. 
1939 See Aircraft Industry Suppliers
1947 BSA Tools Ltd. acquired the whole plant of the German Index-Werke, Esslingen, and formed the Index Automatic Machine Co to continue the manufacture of the world-famed "Index" automatic screw machine.
1961 Machine and small tool manufacturers, operating as the Small Tools Division of parent company