… to 84.65, including work or tool holders, self-opening dieheads, dividing heads and other special …
Explanatory notes
… to 84.65, including work or tool holders, self‑opening dieheads, dividing heads and other special … modify the machine so that it can perform a wider range of operations; devices to increase precision; devices which … here includes : (1) Tool holders which hold, guide or operate the working tool and which permit the interchange of …