Sheffield Twist Drill and Steel Co











































Makers of engineers cutting tools, of Summerfield Street, Sheffield 11; of Suffolk House, 5 Laurence Pountney Hill, London, E.C.4.
1913 Company formed: Sheffield Twist Drill Co
1923 London office in Mansion House Chambers, 11 Queen Victoria-street, E.C.[1]
1937 Small tool manufacturers. "Dorclax", "Dormer", "Dormerex" Twist Drills. [2]
1940 Advert for Dormer twist drills. [3]
1945 Advert for Dormer twist drills and small tools. [4]
1947 Public company.
1961 Manufacturers of "Dormer" twist drills, reamers, end mills, milling cutters, taps and dies, and machine tools. 1,250 employees. [5]
1972 Amalgamated with Aldridge Tool (Holdings)[6]
1972 Dormer Tools (Sheffield) Ltd was incorporated, distributor of machine tools
1975 Sheffield Twist Drill and Steel Co was acquired by SKF[7]
1982 Name of Dormer Tools (Sheffield) was changed to SKF and Dormer Tools (Sheffield) Ltd
1984 Name of SKF and Dormer Tools (Sheffield) was changed to Sheffield Twist Drill and Steel Co Ltd
1985 The company was dormant
1990 Name changed to SKF and Dormer Tools UK Sales Ltd
1993 Name changed to Dormer Tools Ltd
By 1994 seems to have been a subsidiary of CTT Tools UK Holdings Ltd
See Also
Sources of Information
- ↑ The Engineer 1923/08/10
- ↑ 1937 The Aeroplane Directory of the Aviation and Allied Industries
- ↑ Mechanical World Year Book 1940. Published by Emmott and Co of Manchester. Advert p194
- ↑ Mechanical World Year Book 1945. Published by Emmott and Co of Manchester. Advert p77
- ↑ 1961 Dun and Bradstreet KBE
- ↑ The Times, Jun 30, 1972
- ↑ The Times July 10, 1975