BS 1421:1947
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Picks, beater picks and mattocks
Hardcopy , PDF
English
15-02-1974
15-06-1995
NO CONTENTS SECTION
Eight implements in 28 weights and sizes comprising: navvy picks with chisel and point, and double point ends; beater picks with point and fish-tail, and point and tee ends; mattocks with point and mattock, cutter and mattock, and chisel and axe ends. Dimensions of eyes and implements; quality and hardness of steel: tolerances on dimensions and tests. Requirements for helves.
| Committee |
MTE/15
|
| DocumentType |
Standard
|
| Pages |
18
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
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