8207: Interchangeable tools and dies for hand or power tool

820711: Rock drilling, boring heads of sintered metal, carbid 820712: Rock drilling or earth boring tools except carbide 820720: Dies for drawing or extruding metal 820730: Tools for pressing, stamping or punching 820740: Tools for tapping or threading 820750: Tools for drilling, other than for rock drilling 820760: Tools for boring or broaching 820770: Tools for milling 820780: Tools for turning 820790: Screwdriver bits and other interchangeable tools 8207: Interchangeable tools and dies for hand or power tool