Heading 8207 · Section XV
8207 Tools, interchangeable; for hand tools, whether or not power-operated, or for machine tools (pressing, stamping, punching, drilling etc), including dies for drawing or extruding metal, and rock drilling or earth boring tools
Subheadings 10
8207.13 Rock drilling or earth boring tools, with working part of cermets, whether or not power operated 8207.19 Rock drilling or earth boring tools, with working part (other than of cermets), whether or not power operated, including parts 8207.20 (for machine or hand tools, whether or not power-operated), dies for drawing or extruding metal 8207.30 (for machine or hand tools, whether or not power-operated), tools for pressing, stamping or punching 8207.40 (for machine or hand tools, whether or not power-operated), tools for tapping or threading 8207.50 (for machine or hand tools, whether or not power-operated), tools for drilling (other than rock) 8207.60 (for machine or hand tools, whether or not power-operated), for boring or broaching 8207.70 (for machine or hand tools, whether or not power-operated), for milling 8207.80 (for machine or hand tools, whether or not power-operated), for turning 8207.90 (for machine or hand tools, whether or not power-operated), for screw-driving or uses n.e.c. in heading no. 8207
For Indian shipping bills you need 8 digits. These six-digit codes are the international HS 2022. India's ITC(HS) classification (DGFT) and Customs Tariff (CBIC) add two more digits for the national tariff line, so pick the 8-digit line under your 6-digit code there, and confirm with your customs broker for anything borderline.