Heading 8460 · Section XVI
8460 Machine-tools; for deburring, sharpening, grinding, honing, lapping, polishing or otherwise finishing metal, sintered metal carbides or cermets by means of grinding stones, abrasives or polishing products
Subheadings 10
8460.12 Flat-surface grinding machines, numerically controlled 8460.19 Flat-surface grinding machines, other than numerically controlled 8460.22 Grinding machines (excluding flat-surface), centreless, numerically controlled 8460.23 Cylindrical grinding machines (excluding flat-surface and centreless), numerically controlled 8460.24 Grinding machines (excluding flat-surface, cylindrical and centreless), numerically controlled 8460.29 Grinding machines (excluding flat-surface), other than numerically controlled 8460.31 Sharpening (tool or cutter grinding) machines, numerically controlled 8460.39 Sharpening (tool or cutter grinding) machines, other than numerically controlled 8460.40 For honing or lapping 8460.90 For deburring, grinding, polishing or otherwise finishing metal, sintered metal carbides or cermets by means of grinding stones, abrasives or polishing products, n.e.c. in heading no. 8460
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.