Screw, 100mm long

Screw, 100mm long , sherardized by Cowper Coles in 1929.

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Screw, 100mm long , sherardized by Cowper Coles in 1929.
Science Museum Group
© The Board of Trustees of the Science Museum

Screw, 100mm long , sherardized by Cowper Coles in 1929.

Details

Category:
Metallurgy
Object Number:
2002-120
Materials:
steel (metal) and zinc (metal)
Measurements:
: 3.937 in.; 100 mm
type:
sherardized screw
credit:
Mr. Peter Cowper-Coles.