BS 852:1939

BS 852:1939

June 1939
Standard Current

Specification for toolmakers' straightedges

Straightedges of short length for very accurate work, having one working edge which is bevelled and very slightly rounded off ('knife-edge'). Material, general features, finish, accuracy, handles, glass test plate, case, packing, marking.

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Main informations

Collections

BSI English standards

Publication date

June 1939

Number of pages

10 p.

Reference

BS 852:1939

ICS Codes

17.040.30   Measuring instruments

Print number

1
Sumary
Specification for toolmakers' straightedges

Straightedges of short length for very accurate work, having one working edge which is bevelled and very slightly rounded off ('knife-edge'). Material, general features, finish, accuracy, handles, glass test plate, case, packing, marking.
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