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BS 852:1939

BS 852:1939

$86.31

Specification for toolmakers’ straightedges

Published By Publication Date Number of Pages
BSI 1939 10
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This Specification applies to toolmakers’ straightedges of short length intended for very accurate work, and having one working edge, which is bevelled and very slightly rounded off (commonly described as a “knife-edge”).

NOTE The attention of the purchaser is drawn to the necessity for indicating, in his enquiry and order, his particular requirements in regard to type and length, and whether a test plate (see Clause 6) is required.

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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BS 852:1939
$86.31