Printed version of this standard is available at Library. To request, please e-mail to referencepk@usm.my and include a copy of this record in your e-mail.
This International Standard specifies 90ᵒ and 60ᵒ serrations and the T-nuts applicable to 90ᵒ and 60ᵒ serrations for mounting the top jaws on base jaws of power chucks, in order to ensure interchangeability.