賤金屬賤金屬及細則, 82 Tools, implements, cutlery, spoons and forks, of base metal; parts thereof of base metal, 82.07 -interchangeable tools for handtools, whether or not power-operated, or for machine-tools (for example, for pressing, stamping, punching, tapping, threading, drilling, boring, broaching, milling, turning or screwdriving), including dies for drawing or extruding metal, and rock drilling or earth boring tools; base metal parts thereof:, 82.07.1 -interchangeable tools for handtools, whether or not power-operated, or for machine-tools (for example, for pressing, stamping, punching, tapping, threading, drilling, boring, broaching, milling, turning or screwdriving), including dies for drawing or extruding metal, and rock drilling or earth boring tools; base metal parts thereof: --drilling or earth boring tools, 82.07.13.00 -interchangeable tools for handtools, whether or not power-operated, or for machine-tools (for example, for pressing, stamping, punching, tapping, threading, drilling, boring, broaching, milling, turning or screwdriving), including dies for drawing or extruding metal, and rock drilling or earth boring tools; base metal parts thereof: --drilling or earth boring tools ---with working part of cermets, 業務, 業務