PDF Standards BS 1421:1947
PDF Standards BS 1421:1947
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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.
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Product Details
- Published:
- 02/15/1974
- ISBN(s):
- null
- Number of Pages:
- 18
- File Size:
- 1 file
- Product Code(s):
- 66572, 66572, 66572
- Note:
- This product is unavailable in Ukraine, Russia, Belarus