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“ISO 723:1991 Rock drilling equipment – Forged collared shanks and corresponding chuck bushings for hollow hexagonal drill steels” has been added to your cart. View cart
ISO 721:1991
ISO 721:1991 Rock drilling equipment – Integral stems
CDN $76.00
Description
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.
Edition
2
Published Date
1991-01-17
Status
PUBLISHED
Pages
4
Language
English
Format
Secure PDF
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Abstract
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.
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