SIS SS-ISO 723:1991
Rock drilling equipment — Forged collared shanks and corresponding chuck bushings for hollow hexagonal drill steels

Standard No.

SIS SS-ISO 723:1991

Release Date

1991

Published By

SE-SIS

Latest

SIS SS-ISO 723:1991

Scope

This International Standard specifies the dimensions of forged collared shanks for hollow hexagonal drill steels in bar form for rock drilling, which comply with ISO 722. It also specifies the dimensions for the corresponding chuck bushings.

SIS SS-ISO 723:1991 history

• 1991 SIS SS-ISO 723:1991 Rock drilling equipment — Forged collared shanks and corresponding chuck bushings for hollow hexagonal drill steels