ISO 721:1991
p
ISO 721:1991
4952

Abstract

 Preview

Specifies the dimensions. The 19 mm hexagonal integral stems with forged collared shank shall comply with the dimensions shown in figure 1 and given in table 1. The 22 mm stems shall comply with the dimensions shown in figure 2 and given in table 2. The 25 mm stems shall comply with the dimensions shown in figure 3 and given in table 3.


General information 

  •  :  Published
     : 1991-01
  •  : 2
     : 4
  •  : ISO/TC 82 Mining
  •  :
    73.100.30 Equipment for drilling and mine excavation

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std 1 38 PDF
std 2 38 Paper
  • CHF38

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